英语词汇column wheel是什么意思，column wheel的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	column wheel
释义	column wheel　圆柱齿轮, 导柱轮
随便看	pumping chamber pumping chamber pumping circuit pumping cycle pumping dancing sleeper pumping efficiency pumping energy storage pumping fluid pumping frequency pumping gear pumping hole pumping joint pumping lamp pumping limit pumping line pumping machinery pumping main pumping needle pumping plant pumping point pumping power pumping process pumping set pumping signal pumping source

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