利用非谐振双光子激发方法, 研究硅聚合物的光反应特性.Using nonresonant two - photon ( NRTP ) method, we studied the photo reactive properties of polysilane polymer.但是,对于经常演奏如铜锣这类非谐振乐器的加麦兰乐队而言, 他们的喜好恐怕截然相反.But an ensemble of gamelan masters , who ...
The frightened child was quieted by his mother.妈妈正在安慰那个受惊吓的孩子.His fulminations frightened the horses.他的爆发使马匹受惊。The cat darted out of my room like lightning; something must have frightened it badly.猫飞快地冲出我房间, 一定是什么东西把它吓坏了...
这个圆筒的体积有多少?What's the volume of this cylinder?通常平动和转动同时发生, 例如,圆筒的滚动.Often translation and rotation occur simultaneously, as in the case of a rolling drum.空气的分子会撞击圆筒的整个筒壁和上下两端.The molecules of air would bombard all s...
The cost of repairing earthquake damage could be more than seven-thousand-million dollars...弥补地震造成的损失需要超过70亿美元。He is repairing the brake lever of an automobile.他正在修理汽车的刹车杆.Your watch wants repairing.你的手表该修一修了。Blacksmiths...
He argues strongly for retention of NATO as a guarantee of peace.他强烈要求保留北大西洋公约组织以维护和平。The company needs to improve its training and retention of staff.公司需要改进对员工的培训和留用工作。The test result of strength retention of alkali - r...