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    <title>泡塑产业 - 润滑剂</title>
    <link>https://www.polyfoamtech.net/forum.php?mod=forumdisplay&amp;fid=31</link>
    <description>Latest 20 threads of 润滑剂</description>
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    <lastBuildDate>Mon, 29 Jun 2026 20:41:38 +0000</lastBuildDate>
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    <item>
      <title>润滑剂的分类与选用</title>
      <link>https://www.polyfoamtech.net/forum.php?mod=viewthread&amp;tid=24</link>
      <description><![CDATA[（一）润滑剂的分类

润滑剂按照其物理状态可分为液体润滑剂、半固体润滑剂、固体润滑剂和气体润滑剂四大类。

1．液体润滑剂

液体润滑剂是用量最大、品种最多的一类润滑材料，包括矿物润滑油、合成润滑油、动植物油和水基液体等。液体润滑剂的特点是具有较宽的黏度范 ...]]></description>
      <category>润滑剂</category>
      <author>polyfoam</author>
      <pubDate>Wed, 17 Dec 2025 07:39:35 +0000</pubDate>
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