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- Abstract: In the paper, the cathode spot movements and chopping current of pure graphite and copper-impregnated metallized graphite (Cu-C) in vacuum were investigated. 中文摘要: 研究了纯石墨和铜-石墨材料的阴极斑点的特性及真空电弧截流现象。
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- I'm afraid we are in for a spot of trouble. 恐怕我们是一定要遇到麻烦了。
- He is hit by a falling tree and killed on the spot. 一棵树倒下来，把他当场砸死了。
- I've always had a real soft spot for him. 我一向对他挺有好感。
- The second part is the high spot of this book. 第二部分是这本书的最精彩部分。
- His activities in London center around this spot. 他在伦敦的活动以这个地点为中心。
- Luckily there was a doctor on the spot. 幸运的是现场有一位医生。
- This cross marks the spot where she died. 这个十字符号标明她死去的地点。
- 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
- Can you spot the flaw in their argument? 你能指出他们论点中的谬误吗?
- I'm in a bit of a spot financially. 我经济上有点困难。
- A pyramid of stones marked the spot. 那地点用一堆堆成金字塔形状的石头作了标记。
- Accident black spot ahead! Drive with care! 前面是经常出事的路段！行车当心！
- Drive with Care! Accident Black Spot! 谨慎驾驶员！交通事故多发地段！
- Mother's apple pie always hits the spot with boys. 母亲做的苹果馅饼总是能给孩子们解馋。
- Thanks for the candy bar. it really hit the spot! 谢谢你的这块糖，特合我的口味。
- If the ink sinks in, it'll be hard to remove the spot from the cloth. 如果墨水渗入布料，就很难把污迹洗去。
- He aimed at the black spot and missed(it). 他瞄准黑点，但没打中。
- German physicist. He won a1905 Nobel Prize for his work on cathode rays. 勒纳，菲利普1862－1947德国物理学家。因在阴极射线方面的成果而荣获1905年诺贝尔奖
