| 单词 |
methane indicator |
| 释义 |
methane indicator methane indicator[′meth‚ān ‚in·də‚kād·ər] (mining engineering) A portable analytical instrument that can determine the methane content in the mine air at the place where the sample is taken; air is brought into the instrument through an aspirator bulb and passed through a cartridge filter to remove moisture. |
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