gear measuring instruments的意思|示意

齿轮测量器具 ... 表面质量测量器具surface quality measuring instruments 齿轮测量器具gear measuring instruments 实物量具（简称“量具”）material measure ...

齿轮丈量用具 ... 外貌质量丈量用具su*ce quality measuring instruments 齿轮丈量用具gear measuring instruments 什物量具（略称“量具”）material measure ...