单词	正青
释义	正青 zhèng qīng純青。
随便看	reference test bar rod reference test block reference test method reference test piece reference test pieces reference test rod reference text reference theory reference theory meaning reference thermistor reference thermocouple reference thermoelectromotive force reference thermometer reference time reference time scale reference timing clock reference timing signal reference tire reference to reference to an element of structure reference-to-object energy ratio reference tool Reference Tool Websites Reference to Our Cable reference toroid