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| |||
| shut off valve | |||
| block valve | |||
| blocking valve | |||
| closing slide; locking valve | |||
| disconnecting valve; holding valve | |||
|
闭锁阀 : 5 phrases in 4 subjects |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Space | 2 |
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