“Pierce electron gun”的概念、定义、翻译、参考文献-科学参考

单词	Pierce electron gun
释义	Pierce electron gun Encyclopedia 工学电子枪释 Pierce electron gun皮尔斯电子枪采用美国工程师J.R.皮尔斯[注]提出的理论计算强流电子枪方法设计而成的电子枪。
随便看	automatic reasoning automatic recording systems of red light cameras automatic reeling automatic reeling machine Automatic Reel-Splicing Device automatic regulation automatic regulation principle automatic regulatory systems automatic repeat query，ARQ automatic repeat request automatic repeat request, ARQ automatic result verification automatic retrieval periodicals editing and typesetting automatic riveting system automatic road information acquisition vehicle automatic runback device automatic sample automatic sampler automatic sampling for polluted water automatic sectionatizer automatic segmentation and control automatic sequence automatic set automatic sheet feeder automatic sleeve sewing machine

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