In the paper, the cathode spot movements and choppingcurrent of pure graphite and copper-impregnated metallized graphite (Cu-C) in vacuum were investigated.
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。
2
Republicans in the House of Representatives, not content to wait, have committed to chopping $61 billion from planned spending in the current fiscal year.
然而众议院中的共和党议员不甘等待，他们承诺将本年度的预期花销削减610亿美元。
3
Meanwhile in allusion to the problem of uniform triphase chopping circulating current in DC side, dynamic share current control strategy was employed.