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| disk valve; plate valve | |||
| flat valve | |||
| disk valve (门); flap valve (门); plate valve (门) | |||
| gate valve; stop valve | |||
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平板阀 : 12 phrases in 6 subjects |
| Automobiles | 1 |
| Compressors | 1 |
| Hydroelectric power stations | 2 |
| Oil / petroleum | 1 |
| Refrigeration | 1 |
| Technology | 6 |
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