marsh gas, methane 
Methan 
metano 
méthane 
metano marsh gas, methane 16 沼气 [-氣] zhǎoqì (marsh-gas) marsh gas, methane: 产生~ produce marsh gas || ~池methane tank, digester || ~发电methane power prodiction '| Goethebuch | Vietnamese |
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| Oxford3000Ten |
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| GLOSSIKA |
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