Individualists say that you should be able to wear what you want.个人主义者认为人应该想穿什么就穿什么。They share with earlier individualists a fear of collectivism.他们与早期的个人主义者一样，害怕集体主义。Such petty - bourgeois individualists always look col...
酒精是树脂性物质的溶媒.Alcohol is a solvent of resinous substances.甘草浸膏的制备多采用水回流法,生产周期长,溶媒用量大,甘草酸收率低.The producing procession of extractum glycyrrhizae usually adopts water reflux method.以水为主要溶媒,提取脱脂大豆粉中的大豆异黄酮.Soybean isoflavones w...