Water soluble hydroxypropyl � � cyclodextrin was converted to acetonyl hydroxypropyl � � cyclodextrin via selective oxidation. 通过选择性氧化,将水溶性优良的羟丙基β环糊精转化为丙酮基羟丙基β环糊精.
When the potatoes had been garnered up, the ground was plowed over for sowing.收藏了马铃薯之后, 翻土准备播种.Durham had garnered three times as many votes as Carey...德拉姆获得的选票是凯里的3倍。His priceless collection of Chinese art and artefacts...