What are the principles of the identification of Procaine Hydrochloride.盐酸普鲁卡因的鉴别原理是什么?Objective To remedy lacrimal hypersecretion by procaine blocking lacrimal gland.目的利用普罗卡因封闭泪腺治疗泪液分泌过多症.That's the effect of the p...
His voice was angry and he spaced the words for emphasis.他的声音里透着愤怒，为了强调，他一字一顿。Its houses are large, well-spaced and surrounded by gardens.其房子很大、间距适当，周围全是花园。He's got this spaced-out look.他一副吸毒之后的迷幻模样。...
The builder gave an approximate cost for fixing the roof.房屋修建商给修理房顶粗略地估计了一个价钱。The physical and chemical properties of complex sodium disilicate as a new builder were studied.研究了新型助剂复合二硅酸钠的物理化学性能.A prudent builder should ...