英语词汇negative ion beam怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	negative ion beam
释义	negative ion beam 简明释义负离子束网络释义 1 ?负离子束 ... 负载弯曲：bowing under load 负离子束：negative ion beam 负介子：negative meson ... 2 ?负离子〔射〕柱 ... 负向；负极性 negative going; negative polarity 负离子〔射〕柱 negative ion beam 负离子形成 negative ion formation ... 短语 1 negative ion beam system 负离子束系统 2 negative e ion beam 负离子束 3 negative ion-based neutral beam injector 负离子双语例句 1 It was used to predict the beam optical performance of an extraction system for a surface-plasma bucket negative ion source. 对表面-等离子体型桶式负离子源引出系统束光学的性质进行了数值模拟。
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