采用高效液相色谱方法测定盐酸麻黄碱的含量.The content of ephedrine hydrochloride was determined by HPLC.采用旋光法测定盐酸麻黄碱含量.Optical rotation was used to determine the content of ephedrine hydrochloride.目的开发一种含有氯雷他定和麻黄碱的复方鼻腔给药新制剂.Aim To prepare a ...
我和诺埃尔什么事情都一起做，他让我参与所有的事。Noel and I do everything together, he involves me in everything.其所有的V8引擎使用无铅汽油都将运转顺畅。All its V8 engines will run happily on unleaded.他们不得不动用所有的钱。They had had to use what money they had....
He nodded and puffed on a stubby pipe as he listened.他边听边点头，还吸着一支粗短的烟斗。He pointed a stubby finger at a wooden chair opposite him.他伸出一根粗短的手指指向他对面的一把木椅。He spoke words slowly, thrusting a stubby finger toward his face.他慢条斯理...
打电话要支付每分钟48便士的附加费。Callers are charged a premium rate of 48p a minute.海外度假游的价格受各种附加费的影响。The prices of overseas holidays are subject to surcharges.我们的账单上加了40法郎的附加费.A surcharge of 40 francs was added to our bill....
在脱落过程中生长素与脱落酸有拮抗作用。It is antagonistic abscisic acid in abscission.在种子休眠方面, 内源脱落酸的含量与油菜种子的休眠有关.During dormancy of seeds, abscisic acid plays an important part.在果实发育过程中,脱落酸是一种重要的调节因子.Abscisic acid is a important regulator ...