A new method of generating cutting speed earn is presented using bauble crank - slide mechanism Not only its manufacture accurate is high, and simple but alec its character of movement rule is advancde.是什么意思_A new method of generating cutting speed earn is presented using bauble crank - slide mechanism Not only its manufacture accurate is high, and simple but alec its character of movement rule is advancde.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句