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单词 valve oil shield
释义
valve oil shield
  • 简明释义
  • 阀防油罩
  • 网络释义
  • 1

    ?阀防油罩

    ... 阀防油罩 valve oil shield 球状阀注油器 ballvalveoiler 放泄阀泄水阀泄油阀 drainingvalve ...

短语
  • 双语例句
  • 1
    A calibration valve oil for hydraulic shield safety valves was formulated by a base oilobtalned from the distillate of a deep-refining paraffinic crude with qualified additives.
    以深度精制的石蜡基馏分油为基础油,添加具有改善油品性能的添加剂研制了液压支架安全阀校阀油。
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更新时间:2025/4/20 21:27:04