After some initial problems, acetone was successfully produced in quantity.解决了最初的一些问题之后，终于成功地制造出了大量丙酮。Ores are also being obtained in quantity from other countries.矿石也从国外大量输入.It's cheaper to buy goods in quantity / ...
He continued to hold a lead in Angola's presi-dential race.他继续在安哥拉总统大选中占据领先地位。Angola was once a Portuguese territory.安哥拉曾经是葡萄牙的领土.Today, Angola mysterious existence of large, single or not is still doubtful.时至今日, 安哥...
蜂蜡起到乳化剂的作用。Beeswax acts as an emulsifying agent.显然聚合物胶粒总数受乳化剂结构的影响.Coverage of polymer particles is obviously influenced by emulsifier structure.在色拉调味时,蛋黄能作为乳化剂.Egg yolk serves as the emulsifying agent in salad dressing....