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soundness test | |||
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soundness test; test for soundness (水泥) | |||
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soundness test | |||
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test for soundness | |||
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stability test |
安 定性试验 : 24 phrases in 7 subjects |
Aviation | 1 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Oil processing plants | 3 |
Rail transport | 1 |
Space | 1 |
Technology | 15 |