基本解釋[經濟學]環(huán)烷烴[化學]環(huán)烷烴[交通運輸工程]環(huán)烷烴英漢例句雙語例句In the oil and gas wells in Sichuan Basin, the percentage of naphthenic hydrocarbon gradually decreased while the normal alkane and isoalkane increased from deep to surface.四川盆地油氣井中自深至淺,環(huán)烷烴百分組成逐漸降低,正構和異構烷烴不斷增加;naphthenic hydrocarbon更多例句詞組短語短語naphthenic c hydrocarbon 環(huán)烷烴naphthenic hydrocarbon content 環(huán)烷烴含量naphthenic hydrocarbon更多詞組專業(yè)釋義經濟學環(huán)烷烴化學環(huán)烷烴交通運輸工程環(huán)烷烴