| |||
on-off valve | |||
switch valve; switching valve |
开 关 阀 : 44 phrases in 13 subjects |
Agriculture | 1 |
Automobiles | 19 |
Aviation | 3 |
Drilling | 2 |
Electric machinery | 1 |
General | 1 |
Hydroelectric power stations | 1 |
Navigation | 1 |
Oil / petroleum | 3 |
Space | 1 |
Steel production | 1 |
Technology | 9 |
Water resources | 1 |