The existing beam pumping unit often have empty pumping, liquid hammer, as a result of its unadjustable pumping stroke and pumping frequency, causing great damage to the pumping unit and huge waste of energy.

  • 现有的游梁式抽油机在工作时,由于其冲程、冲次不可调,往往会出现空抽、液击现象,造成抽油机的损坏以及电能的巨大浪费。

  • 互联网摘选 2025-01-20 12:52:06

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句