例句與造句

1. Methods of electrode designation for electron optics system of electron beam tubes
   電子束管電子光學(xué)系統(tǒng)電極命名方法
2. Plasma technique was introduced in the research of high power microwave ( hpm ) sources in recent decade . the performance of hpm sources is improved much by filling plasma which is promising in this field . filled - plasma travelling - wave tubes ( fptwt ) is a part of them . it is the main task of this paper to research and design fptwt ' s electron optics system and simulate it
   近十年來,在高功率微波的研究熱潮中,引入了等離子體技術(shù)。引入等離子體能顯著改善高功率微波源各方面的工作性能,已經(jīng)成為高功率微波源發(fā)展一個頗有前景的新方向,等離子體行波管即是其一個典型代表。
3. It's difficult to find electron optic system in a sentence. 用electron optic system造句挺難的