| 单词 |
methanometer |
| 释义 |
methanometer
methanometer (ˌmɛθəˈnɒmɪtə) n (Mining & Quarrying) an instrument that measures the concentration of methane in the air of mines |
| 随便看 |
- dec 24, 2021
- dec 24, 2022
- dec 24, 2023
- dec 25
- dec 25, 2011
- dec 25, 2012
- dec 25, 2013
- dec 25, 2014
- dec 25, 2015
- dec 25, 2016
- dec 25, 2017
- dec 25, 2018
- dec 25, 2019
- dec 25, 2020
- dec 25, 2021
- dec 25, 2022
- dec 25, 2023
- dec 26
- dec 26, 2011
- dec 26, 2012
- dec 26, 2013
- dec 26, 2014
- dec 26, 2015
- dec 26, 2016
- dec 26, 2017
|