射束电荷中和beam: n. 1.梁,栋梁,桁条;(船的)横梁。 2.船幅;(动 ...charge: vt. 1.填;装(子弹);充(电);使饱和;使充满;堆 ...charge neutralization: 电荷中和作用electrostatic charge neutralization: 静电中和space charge neutralization: 空间电荷中和下载手机词典可随时随地查词查翻译