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| 接触程度 | |||
| 剥蚀面; 剥蚀平面 | |||
| 曝光级数 | |||
| 噪声感知等级 | |||
| 暴露水平; 曝光量级 | |||
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exposure level : 25 phrases in 9 subjects |
| Aviation | 3 |
| Business | 1 |
| Chemistry | 1 |
| Ecology | 2 |
| Economy | 1 |
| Oil / petroleum | 1 |
| Otorhinolaryngology | 2 |
| Space | 2 |
| Technology | 12 |
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