General maser symbol. Maser amplifier, laser or laser generator can be specified.常规微波激射器符号. 可指定微波激射器放大器 、 激光器或激光发生器.Purpose: UHF frequency converter, local oscillator, wide band amplifier.用途: 用于超高频频率转换, 负载振荡器, 宽频放大.The n...
Today we have radios, TVs, and a whole host of gadgets powered by electricity.今天我们有收音机、电视机和一大堆小型电器。They become obsessed with trying to equip their vehicles with gadgets to deal with every possible contingency.他们变得痴迷于给自己的...
The society's archives are a treasure trove for scholars.该协会的档案对学者来说简直是宝藏。Not all scholars are in agreement with her, however.然而，不是所有的学者都与她意见一致。Many scholars have argued thus.许多学者都这样论证过。...