方法: 用浑浊法测定体系的分层曲线,自动电位滴定仪测定平衡两相中醋酸的含量,通过绘制出的三元相图,筛选萃取剂.Methods: Using the turbidity method and analyzing the acetic acid concentration of both phases at equilibrium....
She immured herself in her study to work undisturbed.她将自己关在书房内读书以免受干扰.He was immured in a dark room.他被禁闭在一间暗室中.She immured herself in books this morning.她今天上午一直埋头读书....
空中传来一阵低沉的嗡嗡声。There was a low humming sound in the sky.直升机的嗡嗡声打破了沉寂。The silence was broken by the whirring of a helicopter.他能听到真空吸尘器的嗡嗡声。He could hear the whirr of a vacuum cleaner....
他将自己的名字缩写为亚历克。He abbreviated his first name to Alec.AIDS是获得性免疫缺损综合征的缩写。AIDS stands for Acquired Immune Deficiency Syndrome.口头英语中is not 常缩写为 isn ‘ t.In conversational English " is not " often contracts to " isn't "....
He was divesting himself of his coat, intending to find some dry clothing upstairs.他正脱自己的外套, 打算到楼上找些干燥的衣服.Conclusion The patients performed laparoscopic ovarian cyst divesting surgery had less complication and recovered ...
IEEE: Institute of Electrical and Electronics Engineers.IEEE: 电气与电子工程师协会(InstituteofElectricalandElectronicsEngineers).Computers and electronics are growth industries and need skilled technicians...计算机与电子行业属于蓬勃发展的产业，需要娴熟...