She stood up and smoothed down her frock...她站起身，抹平了裙子。Few Englishmen wear frock coats now. They went out years ago.现在,英国人很少穿大礼服了, 大礼服在多年以前就不时兴了.Few Englishmen wear frock coats now.They went out years ago.现在,英国人很少穿大礼服了,大礼...
方法:采用比色法测定制剂中醋酸泼尼松龙的含量.METHODS colorimetry was applied to determine prednisolone acetate in the nasal drops.该类药物有泼尼松和地塞米松等.Prednisone and dexamethasone are examples of corticosteroids.以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼...
A powerful electric current is passed through a piece of graphite.给一块石墨通入强电流。Electric current is often powerful enough to kill a man.电流常强得足以致命.This engine puts out more electric current than the other one.这台发电机比另一台发的电多....
Cytoplasm and the extracellular fluid that surrounds cells contain significant amounts of dissolved electrolytes.细胞质和围绕着细胞的细胞外液体含有大量溶解的电解质.Sweating involves losses of electrolytes as well as water.出汗不但包括水分流失,还包括电解质流失.Sea...