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| 不气密的; 非密封的 | |||
| 不紧的指规约的紧性 | |||
| 非水密【密封】的 | |||
| |||
| 非密封的; 非紧密的 | |||
| non-tight: 4 phrases in 3 subjects |
| Earth sciences | 2 |
| Electronics | 1 |
| Technology | 1 |
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