Several kinds of novel extraction solvents were presented which mainly included N - formylmorpholine, dimethyl formamide, etc. 介绍了石油化工领域采用的几种优良抽提剂,包括N - 甲酰吗啉 、 二甲基甲酰胺等.
48周时片状ADM的吸收率为28.2%,低于自体真皮的吸收率 ( 39.4% ).The absorptivity of ADM ( 28.2 % ) was lower than the self - dermis ( 39.4 % ).孩子们的脚最好穿真皮的鞋.Its good for children's feet to be shod With real leather.全是真皮的 吗 ?Are they all ma...
玛丽女王开启了青花瓷在英格兰的流行风尚。Queen Mary started the fashion for blue and white china in England.她还幻想着自己能成为流行歌星。She has some cockeyed delusions about becoming a pop star.这一古板的老旧机构拒绝承认人们对流行音乐的需求。The fusty old establishment refused ...
有一些湿地在古代就形成了。There are some areas of wetland which are of ancient origin.他们不时陷入没膝的湿地。They sometimes sank knee-deep into the marsh.牛群在湿地上吃草。Cows were grazing on the marshes....