精制汽油 meaning in Chinese

treated gasoline

Standard test method for determination of benzene and toluene in finished motor and aviation gasoline by gas chromatography
气相色谱法测定机车和航空精制汽油中苯和甲苯含量的标准试验方法
Test method for determination of benzene , toluene and total aromatics in finished gasolines by gas chromatography mass spectrometry
用气相色谱质谱法测定精制汽油中苯甲苯和总芳香族含量的试验方法
Standard test method for determination of benzene , toluene , and total aromatics in finished gasolines by gas chromatography mass spectrometry
用气相色谱质谱法测定精制汽油中苯甲苯和总芳香族的标准试验方法