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    <description>Latest 20 articles of 闸阀</description>
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      <title>Z43法兰式平行闸阀</title>
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      <description><![CDATA[一、产品概述：
        Z43法兰式平行闸阀特征是在阀座或闸板的密封面中央设置平衡液、气压力的凹槽，在闸板的两侧面分别设置平衡液、气压力的通孔，并使通孔与凹槽联通。平行闸阀在启闭过程中具有阀体入口压力自 ...]]></description>
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      <author>永一安全阀</author>
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      <pubDate>Sun, 04 Aug 2019 02:00:28 +0000</pubDate>
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      <title>Z41HY-150LB 闸阀</title>
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      <description><![CDATA[Z41HY-150LB 闸阀                                                             产品描述]]></description>
      <category>闸阀</category>
      <author>永一安全阀</author>
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      <pubDate>Thu, 01 Aug 2019 17:14:27 +0000</pubDate>
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