The certified reference material mainly consists of polyisobutylene and hexadecane with good homogeneity and stability.聚合物流变特性标准物质主要由聚异丁烯和十六烷组成.The funds needed will mainly be drawn from accumulation within the enterpris...
He almost bled to death after the bullet severed an artery.子弹穿过动脉，他失血过多几乎性命不保。Method: The models were made by coagulated basilar artery at two points.方法: 应用两点电凝基底动脉的方法制作鼠脑干缺血动物模型.An aneurysm is a localised widening of an...
我一直到6点才极度沮丧和郁闷地离去。I left eventually at six o'clock feeling utterly dispirited and depressed.她和往常一样十分郁闷地着手做她的事.She went about her work quite as cheerlessly as usual.他郁闷地坐着,一声不吭.He sat in moody silence....