常見例句雙語例句The sample analysis showed that the nature gas at this area belonged to methane biogenetic gas.氣樣組分分析表明，該區(qū)天然氣屬甲烷型生物成因氣。The biogenetic theory of petroleum and gas is approaching completion of its historical mission with the gradual exhaustion of oil resources.天然氣和石油的生物成因說將隨石油資源逐漸告罄而接近其歷史使命的完成。 返回 biogenetic gas