基本解釋脈澤放大英漢例句原聲例句Before the laser, scientists developed a similar device: a maser which stands for Microwave Amplification by Stimulated Emission of Radiation.maser amplification更多例句詞組短語(yǔ)短語(yǔ)maser r amplification 脈澤放大maser amplification更多詞組專業(yè)釋義電子、通信與自動(dòng)控制技術(shù)脈澤放大