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21. | screw testing interferometer |
| 螺纹检验干涉仪 |
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22. | magnetic powder testing |
| 磁粉检验 |
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23. | AIDS TESTING REPORT |
| 艾滋病检验报告单 |
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24. | atmosphere testing specialist |
| 气层检验专家 |
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25. | quick-testing kit |
| 快速检验包 |
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26. | asbestos testing sieve |
| 石棉检验筛 |
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27. | holographic nondestructive testing |
| 全息术无损检验 |
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28. | planarity testing algorithm |
| 平面性检验算法 |
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29. | reliability of testing |
| 检验的可靠性 |
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30. | leak-testing apparatus |
| 密封性检验仪 |
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