nondispersive infrared
| absorption method
| nondispersive infrared | |
| auto. | 不分光红外线分析 |
| earth.sc. | 非色散红外区 |
| absorption method | |
| chem. | 吸光 法 |
| el. | 回收法 |
| met. | 吸收法 |
| oil | 吸附 处理法 |
| soil. | 面吸法 |
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| 排气分析不分光红外线分析法，的 | |||
| 非色散红外区 | |||
| 非色散红外分析 | |||
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nondispersive infrared : 8 phrases in 3 subjects |
| Automobiles | 3 |
| Earth sciences | 1 |
| Water resources | 4 |