They have never been actively encouraged to take such risks.他们从未被撺掇去冒这样的风险。They actively cam-paigned for the vote.他们积极参加竞选运动。During this period all the students were actively participating.在这节课中所有的学生都积极参加....
Each disaccharide is composed of two monosaccharides.每一种双糖都是由两个多糖组成.Disaccharide A SUGAR with molecules composed of two monosaccharide units.二糖:两个单糖单位由糖苷键连接起来形成的糖类.Cellulase An enzyme that hydrolyzes 1, 4 - glycosidic li...
This important carbide precipitates both inter and intragranularly.这种重要的碳化物向晶体内和晶体间沉淀.Applications : used in carbide alloy, diamond tools, biding admixture , high - temperature alloy , rechargeable cell.用作硬质合金,磁性材料, 金刚石工...