Preparation of salicylic hydrazide . Controlling material mole ratio and the product recrystallization is the key.水杨 酰肼的制备控制原料的摩尔比、产物的重结晶是关键....the degradation of salicylic acid in plants.植物中水杨酸的降解Topical ointments and c...
When soldier brandish sword pricks armature, craftsman cried to attack.士兵挥剑刺盔甲时, 工匠大叫一声扑了过去.He was an apprentice to a master craftsman.他是一位能工巧匠的徒弟.The craftsman is working up the mass of clay into a toy figure.艺人把一团泥捏成玩具...
She admonished him gently, "You should rest, not talk so much."她温柔地责备他：“你要多休息，少说话。”She was admonished for chewing gum in class.她在课堂上嚼口香糖，受到了告诫。He admonished his friend not to be late for work.他规劝他的朋友上班不要迟到.They are frequ...