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proving trial; test check | |||
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check test | |||
approval test; check experiment | |||
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check-out test | |||
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routine check tests |
检查 试验: 43 phrases in 14 subjects |
Automobiles | 3 |
Aviation | 5 |
Business | 1 |
Compressors | 1 |
Electronics | 3 |
General | 3 |
International trade | 1 |
Nautical | 3 |
Plastics | 1 |
Rail transport | 1 |
Shipbuilding | 6 |
Space | 4 |
Technology | 10 |
Telecommunications | 1 |