91久久国产,永久中文字幕,国产精品久久91

共找到 6 個(gè)相關(guān)產(chǎn)品馬可波羅 > 伸縮器/補(bǔ)償器> 串式波紋管補(bǔ)償器

類目：

伸縮器/補(bǔ)償器 (6)

品質(zhì)商家熱力排行

全國(guó)

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="37" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://www.jmdykj.com/product-detail/100269363972.html">供應(yīng)亞光工業(yè)串式通用型補(bǔ)償器
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://www.jmdykj.com/product-detail/100269363972.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>亞光工業(yè)</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>TCB</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>軸向型</div></td>
<td class="td_1"><div>外形類型：</div></td>
<td class="td_2"><div>波紋管補(bǔ)償器</div></td>


</tr>
<tr>
<td class="td_1"><div>連接方式：</div></td>
<td class="td_2"><div>法蘭</div></td>
<td class="td_1"><div>特殊功能：</div></td>
<td class="td_2"><div>彈性好</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[江蘇泰州] <a  data-num="3"  data-flag="0" target="_blank">
江蘇亞光工業(yè)有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
伸縮器/補(bǔ)償器,連接軟管、金屬軟管
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://jsyg8888.cn.makepolo.com/contact_us.html?proid=100269363972">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>1000</strong>元</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://www.jmdykj.com/product-detail/100269363972.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://www.jmdykj.com/product-detail/100269363972.html" target="_blank" data-num="7" data-flag="0" title="供應(yīng)亞光工業(yè)串式通用型補(bǔ)償器"><img src="http://img5.makepolo.cn/images/formals/img/product/129/227/fa81a8db46bf87ce7e5209c88dd7f082.jpg~tplv-izbs7asbod-1:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="供應(yīng)亞光工業(yè)串式通用型補(bǔ)償器"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="34" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://www.jmdykj.com/product-detail/100519636446.html">供應(yīng)瑞祥DN200浦東串式通用型波紋補(bǔ)償器
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://www.jmdykj.com/product-detail/100519636446.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>瑞祥</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>DN200</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>外形類型：</div></td>
<td class="td_2"><div>波紋管補(bǔ)償器</div></td>


</tr>
<tr>
<td class="td_1"><div>連接方式：</div></td>
<td class="td_2"><div>卡箍</div></td>
<td class="td_1"><div>特殊功能：</div></td>
<td class="td_2"><div>彈性好</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[河南鄭州] <a  data-num="3"  data-flag="0" target="_blank">
鞏義市瑞祥供水材料有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
防水套管,伸縮器/補(bǔ)償器,彎頭,直通、接頭
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://hnrxgs.cn.makepolo.com/contact_us.html?proid=100519636446">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>160</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://www.jmdykj.com/product-detail/100519636446.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://www.jmdykj.com/product-detail/100519636446.html" target="_blank" data-num="7" data-flag="0" title="供應(yīng)瑞祥DN200浦東串式通用型波紋補(bǔ)償器"><img src="http://img5.makepolo.cn/images/formals/img/product/627/719/02738b87258b612377fccbbc338803e2.jpg~tplv-izbs7asbod-1:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="供應(yīng)瑞祥DN200浦東串式通用型波紋補(bǔ)償器"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="31" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://www.jmdykj.com/product-detail/100265931732.html">供應(yīng)串式通用型波紋補(bǔ)償器 廠家直銷 質(zhì)量保證
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://www.jmdykj.com/product-detail/100265931732.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>TCB</div></td>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>森方</div></td>


</tr>
<tr>
<td class="td_1"><div>外形類型：</div></td>
<td class="td_2"><div>波紋管補(bǔ)償器</div></td>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>橫向型</div></td>


</tr>
<tr>
<td class="td_1"><div>特殊功能：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>連接方式：</div></td>
<td class="td_2"><div>卡箍</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[河南鄭州] <a  data-num="3"  data-flag="0" target="_blank">
河南森方管件有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
污水處理設(shè)備,其他焊接耗材,其他原水處理設(shè)
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://senfang.cn.makepolo.com/contact_us.html?proid=100265931732">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>69</strong>元/個(gè)</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://www.jmdykj.com/product-detail/100265931732.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://www.jmdykj.com/product-detail/100265931732.html" target="_blank" data-num="7" data-flag="0" title="供應(yīng)串式通用型波紋補(bǔ)償器 廠家直銷 質(zhì)量保證"><img src="http://img1.makepolo.cn/images/formals/img/product/238/839/7a0641c7fe904fc0aef177dc8ff1a30a.gif~tplv-1fgsepqywg-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="供應(yīng)串式通用型波紋補(bǔ)償器 廠家直銷 質(zhì)量保證"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="23" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://www.jmdykj.com/product-detail/101023595259.html">串式波紋補(bǔ)償器
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://www.jmdykj.com/product-detail/101023595259.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>串式波紋補(bǔ)償器</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>外形類型：</div></td>
<td class="td_2"><div>波紋管補(bǔ)償器</div></td>


</tr>
<tr>
<td class="td_1"><div>連接方式：</div></td>
<td class="td_2"><div>焊接</div></td>
<td class="td_1"><div>特殊功能：</div></td>
<td class="td_2"><div>耐腐蝕</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[浙江溫州] <a  data-num="3"  data-flag="0" target="_blank">
強(qiáng)大閥門有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
閥門,彎頭,三通、四通,異徑管/大小頭,伸縮器
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://tianyilt.cn.makepolo.com/contact_us.html?proid=101023595259">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):面議</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://www.jmdykj.com/product-detail/101023595259.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://www.jmdykj.com/product-detail/101023595259.html" target="_blank" data-num="7" data-flag="0" title="串式波紋補(bǔ)償器"><img src="http://img12.makepolo.cn/images/formals/img/product/252/921/4_4f1c61596b1e708979c45af54e62609a.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="串式波紋補(bǔ)償器"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="19" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://www.jmdykj.com/product-detail/101019419029.html">串式通用(YGTCB型)波紋補(bǔ)償器的使用要求解析
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://www.jmdykj.com/product-detail/101019419029.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>其他</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>串式通用(YGTCB型)波紋補(bǔ)償器</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>橫向型</div></td>

<td class="td_1"><div>所屬分類：</div></td><td class="td_2"><div></div></td>

</tr>
<tr>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[江蘇泰州] <a  data-num="3"  data-flag="0" target="_blank">
江蘇亞光波紋管有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
伸縮器/補(bǔ)償器
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://ygbwgjs.cn.makepolo.com/contact_us.html?proid=101019419029">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):面議</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://www.jmdykj.com/product-detail/101019419029.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://www.jmdykj.com/product-detail/101019419029.html" target="_blank" data-num="7" data-flag="0" title="串式通用(YGTCB型)波紋補(bǔ)償器的使用要求解析"><img src="http://img12.makepolo.cn/images/formals/img/product/186/356/4_43227a7c862ba32e615a4e5ef814e54b.jpg~tplv-fg0x5eo1ce-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="串式通用(YGTCB型)波紋補(bǔ)償器的使用要求解析"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

<div   id="xxppn3xjth"   class="s_product_item">

<div   id="xxppn3xjth"   class="s_product_content s_product_content_r">
<div   id="xxppn3xjth"   class="s_product_title" score="17" pro_score="0">
<a target="_blank" class="plistk f14" data-num="1" data-flag="0" href="http://www.jmdykj.com/product-detail/100513468158.html">供應(yīng)航天興華HHBD串式型波紋管補(bǔ)償器膨脹節(jié)伸縮器
</a>

</div>
<div   id="xxppn3xjth"   class="s_product_info">


<ul class="s_product_parameter">
<li id="xxppn3xjth"    class="new_li">
<a href="http://www.jmdykj.com/product-detail/100513468158.html" data-num="9"  data-flag="0" target="_blank">
<table class="new_list">

<tr>
<td class="td_1"><div>品牌：</div></td>
<td class="td_2"><div>航天興華</div></td>
<td class="td_1"><div>型號(hào)：</div></td>
<td class="td_2"><div>HHBD</div></td>


</tr>
<tr>
<td class="td_1"><div>類型：</div></td>
<td class="td_2"><div>軸向型</div></td>
<td class="td_1"><div>外形類型：</div></td>
<td class="td_2"><div>波紋管補(bǔ)償器</div></td>


</tr>
<tr>
<td class="td_1"><div>連接方式：</div></td>
<td class="td_2"><div>按需求</div></td>
<td class="td_1"><div>特殊功能：</div></td>
<td class="td_2"><div>彈性好，耐磨，耐高壓，耐腐蝕，補(bǔ)償量大，使用壽命長(zhǎng)</div></td>


</tr>

</table>
</a>
</li>
</ul>


<div   id="xxppn3xjth"   class="s_product_contact plistk">
[北京] <a  data-num="3"  data-flag="0" target="_blank">
北京市航天興華波紋管制造有限公司
</a>

<span id="xxppn3xjth"    class="s_product_line">|</span>
<a  data-num="3"  data-flag="0" target="_blank">
伸縮器/補(bǔ)償器,風(fēng)機(jī)設(shè)備配件,連接軟管、金屬
</a>
<span id="xxppn3xjth"    class="s_product_line">|</span>
<a   data-num="4" data-flag="0" rel="nofollow" data-pstate="0" data-conurl="http://bjhtxh.cn.makepolo.com/contact_us.html?proid=100513468158">
查看聯(lián)系方式
</a>
</div>
</div>
<ul class="s_product_param">

<li id="xxppn3xjth"    class="plistk" id="">
報(bào)價(jià):<strong>200</strong>元/件</li>
<li id="fenlei"><a onclick="stat2_rf('36be0e3f215b480d98f15fce82e68fd3','pc_search_xp_1_show')" href="http://www.jmdykj.com/product-detail/100513468158.html#inquiryPop" target="_blank" rel="nofollow">點(diǎn)此詢價(jià)</a></li>
</ul>
<div   id="xxppn3xjth"   class="clear"></div>
<div   id="xxppn3xjth"   class="value_add_service_con">
<ul>
</ul>
</div>
</div>
<div   id="xxppn3xjth"   class="s_product_pic">
<div   id="xxppn3xjth"   class="s_product_pic_box"><a href="http://www.jmdykj.com/product-detail/100513468158.html" target="_blank" data-num="7" data-flag="0" title="供應(yīng)航天興華HHBD串式型波紋管補(bǔ)償器膨脹節(jié)伸縮器"><img src="http://img2.makepolo.cn/images/formals/img/product/100/947/7d64caebf325e75b17eeaa6caaf1b6e9.jpg~tplv-1fgsepqywg-mp:280:210.image" onload="if(this.height>this.width*0.75){if(this.height>88){this.height=88;} }else{if(this.width>118){this.width=118;} }" alt="供應(yīng)航天興華HHBD串式型波紋管補(bǔ)償器膨脹節(jié)伸縮器"  onerror="javascript:this.src='http://jic.makepolo.cn/caigou/new/images/none.jpg'" /></a></div>
</div>
</div>

產(chǎn)品推薦

最新伸縮器/補(bǔ)償器產(chǎn)品

最新伸縮器/補(bǔ)償器企業(yè)

廣東鼎泰機(jī)器人科技有限公司
上海徐茜波紋管制造有限公司
赫爾納貿(mào)易（大連）有限公司
北京漢達(dá)森機(jī)械技術(shù)有限公司
山東滿驛機(jī)械有限公司
上海蘊(yùn)匠貿(mào)易有限公司
上海智川工貿(mào)有限公司
德州鑫姆迪克機(jī)床附件有限公司
泊頭市廣泰環(huán)保機(jī)械有限公司
河北鑫瑞翔管件制造有限公司

產(chǎn)品圖片:

相關(guān)品牌:

本頁(yè)面馬可波羅為您提供 6條串式波紋管補(bǔ)償器最新產(chǎn)品供應(yīng)商、制造商，囊括了串式波紋管補(bǔ)償器產(chǎn)品的參數(shù)、型號(hào)、圖片、價(jià)格等信息，是串式波紋管補(bǔ)償器產(chǎn)品的權(quán)威數(shù)據(jù)庫(kù)。我們會(huì)盡全力為您提供準(zhǔn)確、全面的信息!

馬可波羅網(wǎng)鄭重提醒：過(guò)低的價(jià)格和夸張的描述有可能是虛假信息，請(qǐng)買家謹(jǐn)慎對(duì)待，謹(jǐn)防欺詐。欺詐行為舉報(bào)郵箱：service@makepolo.com。了解更多防詐騙知識(shí)

泉州市一海三路科技有限公司福建省泉州市豐澤區(qū)丁榮路39號(hào)4樓416-3 閩ICP備18021442號(hào)-18

宁河县| 依兰县| 贵溪市| 瑞昌市| 平泉县| 克拉玛依市| 博客| 东平县| 沁阳市| 浑源县| 东莞市| 奉节县| 轮台县| 抚宁县| 宕昌县| 西宁市| 长寿区| 炎陵县| 微山县| 凤阳县| 隆子县| 兴文县| 阜南县| 金堂县| 社会| 仁化县| 迭部县| 徐州市| 鹤峰县| 定边县| 苍山县| 夹江县| 山阴县| 双城市| 怀仁县| 普兰店市| 互助| 马公市| 镶黄旗| 崇礼县| 额尔古纳市|

中文字幕三区免费永久,91亚洲网站,91免费精品,91国在线视频,久热综合,91精品亚洲,国产福利91精品一区二区三区

串式波紋管補(bǔ)償器