半导体激光器发出的是一束发散的椭园形高斯光束,并具有温度依赖性.Laser diode emits the elliptical divergent Gauss beam depended on temperature.散发或发散的行为或情况.The act or an instance of emanating.这种现象称为温室效应, 而困住热能发散的气体称为温室气体.This is called the greenhouse eff...
另一种选择是使用合成镶嵌物.The other option you have is a composite veneer.可以为截止阀 、 活塞或旋启式止回阀阀瓣提供弹性镶嵌物.Resilient inserts are available for globe, piston and swing check discs.用波形花纹装饰以波形的镶嵌物或蚀刻来装饰 ( 金属 )To decorate ( metal ) with wavy...
The fireman evacuated the guests from the burning hotel.消防队员把客人们从燃烧着的旅馆中撤出来.I saw a fireman racing to the fire.我看见一个消防队员冲入了火中。The fireman demonstrated great courage in saving the child.那位消防队员在抢救孩子的过程中,表现了极大的勇气.Fireman ba...