foot valve इन हिंदी

foot: निचला सिरा चरण

valve: द्वार वाल्व कपाट

	1.	The top is replaced on the column and then the pump is allowed to push down on the foot valve and open it.
	2.	In membrane-type vessels there is also an empty pipe with a spring-loaded foot valve that can be opened by weight or pressure.

अंग्रेज़ी→नहीं। नहीं।→अंग्रेज़ी