用“defectoscope”造句大全,defectoscope造句 国语站 造句 5.34K 大中小设置文字大小 ultrasonic defectoscopeThe principle of infrared observation circuit and its application in piston pin electric eddy-current defectoscope is introduced in this paper.electron defectoscopegamma ray defectoscope TAG标签:defectoscope 造句 #