The alkylation of isoparaffin with olefin is an important process of petroleum processing.异构烷烃与低分子烯烃的烷基化反应是石油加工的重要过程之一.This makes isoparaffin analysis pass thermo vaporation separation examination from the sample hydroca...
临近中场休息时，哈迪曼差点梅开二度。As half time neared, Hardyman almost scored twice.白天最高气温将只有零上二度。The highest temperature during the day will be two degrees centigrade.类似二度蜜月的假期.Kind of a second honeymoon....
当电影开演后,灯光都熄灭了, 公共都在黑昏暗寂静地换了座位, ( 跟本身的心上人 ) 牵手,接吻.Of course, we all exchanged seats after the lights went off. [ We were ] smooching and holding hands....
防蚊叮咬好说难做。Avoiding mosquito bites is easier said than done.你为什么把所有难做的事都留给你母亲?Why do you leave all the hard work up to your mother?我很难做决定.I have a hard decision....
Patients of two groups did choledochus drainage and peritoneal drainage in the same time.开腹组27例.两组病人同时行胆总管引流及腹腔引流.Design storm hyetograph is the essential element for hydrologic modeling analysis and storm water drainage...