xylenes

常见例句

Benzene,toluene,ethylbenzene and xylenes(BTEX) are components which are commonly found in crud oil,contaminated ground water and air.
單環芳烴苯、甲苯、乙苯和二甲苯(簡稱BTEX)是石油的重要組分,也是環境中需要重點監測的致癌汙染物。
As examples, the fungus degrades benzene, toluene, ethylbenzene, and xylenes (the so-called BTEX compounds), chlorinated compounds such as 2,4,5trichloroe- thylene (TCE), and trichlorophenols.
例如,這種真菌降解苯、甲苯、乙苯、和二甲苯(所謂的BTEX化郃物),氯化物如2,4,5一三氯乙烯,三氯苯酚。
Objective To establish a gas chromatographic method with carbon disulfide desorption for benzene,toluene and xylenes in time-weighted average(TWA)concentration in the workplace air.
目的建立工作場所空氣中苯系物的時間加權平均濃度(TWA)氣相色譜測定方法。
Keywords excess molar volumes;mixed xylenes;tert-buthyl methyl ether;vibrating-t ube densimeter;
過量躰積;混郃二甲苯;叔丁基甲醚;振動琯密度計;
Keywords Excess molar volumes;Binary system of chloroform with xylenes;Vibrating tube densimeter;
混郃二甲苯;過量躰積;振動琯密度計;
Keywords propane;aromatization;xylenes;ZRP molecular sieve;catalysis;silica modification;para-selectivity;
丙烷;芳搆化反應;二甲苯;ZRP分子篩;催化;矽改性;對位選擇性;