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test and checkout | |
avia. | 测试和检査 |
operations | |
econ. | 动作; 动作部 |
interntl.trade. | 经营; 营业; 损益; 业务活动 |
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测试和检査 | |||
试验和测试 |
test and checkout operations : 26 phrases in 6 subjects |
Aviation | 8 |
Business | 1 |
Earth sciences | 1 |
Electronics | 6 |
Space | 9 |
Technology | 1 |