雷达 、 光和其它形式的电磁波将其动量和能量通过空间输送出去.Radar, light, and other electromagnetic waves transfer momentum and energy through space.电磁波是由一种称为速调管的微波电子管产生的.The electronmagnetic wave is produced by microwave tubes called klystrons.每一物体...
They had been together for five or six turbulent years of rows and reconciliations...他们在一起生活了五六年，一直吵吵闹闹，分分合合，没有片刻安宁。You mean long - lost mother - son reconciliations in a restaurant?你是说在餐厅调解分开多年的母子?It includes the highes...
Here's the hookup for the TV.这是电视机插线.Side - by - side construction for easy hookup of left and right channels.并排的双线非常便于左右声道的识别和连接.Ideal for use with client's existing hydrant meter hookup.特别适用于用户现有的消防栓仪表连接....