bottom drain valve 中文意思是什麼
bottom drain valve
解釋
底部放泄閥-
On top of one of the fast - opening ends that closed to the pig receiver & launcher shall assemble vent valve, safety valve and pressure gauge, and at the bottom shall assemble drain valve, sideway inlet and vent valve to take out medium from the main pipe as the power of forcing pig and conveyance medium
靠近收發球筒快開盲板一端上部應設防空閥、安全閥及壓力表、下部設排污閥、側面設進、出油(氣、水)閥,以便從干管中取介質作為驅動清管器的動力及輸出介質。 -
Bottom drain valve
底部放泄閥 -
Drain out 5 gallons of water from the drain valve at the bottom of the heater
從熱水器底部的排污閥排出大約5加侖的水。
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