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| "咯哒"声测试 | |||
| 碰响试验估计水泥土等相对硬度用 | |||
| 碰响试验 (估计水泥土等相对硬度用) | |||
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| 复式共电制交换机"喀"音测试; 占线音测试 | |||
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click test : 2 phrases in 2 subjects |
| Otorhinolaryngology | 1 |
| Technology | 1 |
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