seal drain leakage

常见例句

双语例句

• Pump Features Cancellation of the pump mechanical seal, pump mechanical seals eliminate the inevitable run, run, drip, drain the drawbacks, there is no leakage of the plant the best choice.
  泵的特点取消了泵的机械密封，完全消除开机械密封离心泵不可避免的跑、冒、滴、漏之弊病，是无泄漏工场的最佳选择。
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