clapper valve

常見例句

• Staniless steel sanitary welded clapper valve
  不鏽鋼衛(wèi)生級銲接式加閥
• Have you turned off the water valve?
  你關掉水閥了嗎？
• We need an eye bolt to fit this valve.
  我們需要一個有眼螺栓來固定這個閥門。
• He soon detected the faulty valve.
  他很快查到了出毛病的閥門。
• If not damaged gently close the clapper.
  如果沒有損壞，則輕輕地關閉閥瓣。
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