【单选题】【消耗次数:1】
定位基准分为精基准、普通基准和粗基准三种,该说法( )
正确
错误
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相关题目
【判断题】 粗加工所用的定位基准称粗基准,精加工所用的定位基准为精基准。
①  正确
②  错误
【判断题】 基准模式有三种基准轴,基准面,基准坐标系。
①  正确
②  错误
【单选题】 精基准是用( )作为定位基准面。
①  未加工表面
②  复杂表面
③  切削量小的
④  加工后的表面
【判断题】 精加工时使用的定位基准称为精基准。()
①  正确
②  错误
【判断题】 精加工时使用的定位基准称为精基准。
①  正确
②  错误
【单选题】 精基准属于()基准。
①  测量
②  装配
③  定位
④  工序
【单选题】 选择定位基准时,应遵循()原则,即设计基准与定位基准为同一个基准?
①  基准重合
②  基准统一
③  互为基准
④  自为基准
【单选题】 选择定位基准时,应遵循()原则,即设计基准与定位基准为同一个基准。
①  基准重合
②  基准统一
③  互为基准
④  自为基准
【单选题】 所选精基准应能保证工件定位准确、稳定、夹紧可靠,该说法( )
①  正确
②  错误
【判断题】 设计基准和定位基准重合时,不存在基准不重合误差。
①  正确
②  错误
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