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- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- electron contamination 电子传染
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
- Contamination can't be ruled out entirely. 污染是不能完全清除的。
- The brass surface must be free of contamination. 黄铜表面必须未经沾污。
- Such contamination has been extensively studied. 人们对这种污染进行了大量研究。
- Moral contamination or corruption. 腐蚀精神上被腐化或堕落
- The contamination should be removed. 应该清除掉污染。
- The number of electron pairs an atom can share with other atoms. 共用电子对数,共价一个原子与其他原子共用的电子的对数
- An abnormal fear of dirt or contamination. 不洁恐怖对污物或污染的异常恐惧
- An electron with a negative charge, as contrasted with a positron. 电子带有负电荷,与正电荷相反的电子
- No product contamination absolute tightness. 没有产品污染的绝对气密性。
- The other part is just contamination. 其他部分只是污染之物而已。
- We have five minutes before oxygen contamination. 在氧化之前我们有五分钟时间
- Contamination leads to lower yield. 污染导致产。
- Sticky tape paper roller, Control contamination. 强力除尘点纸,不残胶,不污染。
- Attempts to split an electron always fail. 企图分裂电子的尝试总是失败的。
- Environmental contamination must be precluded. 四不致造成环境污染。
- An electron from one of the atom shells is ejected. 电子从原子的某一壳层中被弹射出来。
- Each electron bears a single negative charge. 每一个电子都带有一个负电荷。