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| 效率测验 | |||
| 效率测试确定有效系数试验 | |||
| 效率测试; 效能试验 | |||
| 效率试验 | |||
| 有效试验 | |||
| 效率测定; 生产测定 | |||
| efficiency test: 12 phrases in 11 subjects |
| Agriculture | 2 |
| Automobiles | 1 |
| Business | 1 |
| China | 1 |
| Economy | 1 |
| Electric machinery | 1 |
| Management | 1 |
| Rail transport | 1 |
| Securities | 1 |
| Shipbuilding | 1 |
| Technology | 1 |
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