With the developed micro ECM system, the rotated micro spiral cathode is used in experiment and the result shows that the higher machining speed, better process stability and better roundness of the microhole are achieved.是什么意思_With the developed micro ECM system, the rotated micro spiral cathode is used in experiment and the result shows that the higher machining speed, better process stability and better roundness of the microhole are achieved.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句