英语词汇“upgrading course”的读音、翻译、释义、用法及例句-智慧网

词汇	upgrading course
释义	upgrading courseupgrading course1.■进修(班)课程
随便看	nut arbor nut arbour nutarian nutate nutating antenna nutating disk meter nutating-diskmeter nutating-disk meter nutating feed nutation nutational ellipse nutation angle nutation damper nutation damping nutation disc flowmeter nutation drive nutation drive pins nutation drive units nutation frequency nutation in longitude nutation in obliquity nutation in right ascension nutation motor nutation of inclination nutation of longitude

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