甲烷测定 meaning in English
methane determination
Examples
- Verification regulation of interference type methane measuring device
光干涉式甲烷测定器检定规程 - Methane detector of interferometer type
光干涉式甲烷测定器 - Verification regulation of catelysis combustion type methane measuring device
催化燃烧式甲烷测定器检定规程