基本解釋[經(jīng)濟(jì)學(xué)]環(huán)烷烴[化學(xué)]環(huán)烷烴[交通運(yùn)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，正搆和異搆烷烴不斷增加；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(jīng)濟(jì)學(xué)環(huán)烷烴化學(xué)環(huán)烷烴交通運(yùn)輸工程環(huán)烷烴