一体式压力补偿灌水器
integral pressure-compensating emitter
压力补偿式流量计
pressure-compensated flowmeter
压力补偿式流量控制阀
compensated flow control valve
压力补偿式转子流量计
balanced-pressure rotameter
内镶式滴灌管
inner inlay drip irrigation pipe
Pipelines with Inlaid Dripping Hole
泵压力补偿阀
pump pressure compensator valve
波登管式压力表
Bourdon tube pressure gauge
波尔登管式压力表
bourdon tube type pressure gauge
波尔登管式压力计
Bourdon tube type manometer
布尔登管式压力表
Bourdon tube pressure gauge
充油压力补偿
oil-filled pressure-compensated