[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fJopBXw1nFxuJ29QNtcHsXaLY4pkfOiuMGhZkmILi6rk":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-06-17 17:18:26",202830515,[8,9,10,11],"双三角形组合","矩形-三角形组合","双矩形组合","以上都是",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},50,"27dd8e0ffda1112213393bcc9f72ff3b","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbb062ff6068e05b64e1dc4486da29b2a.jpg","机电一体化系统设计","exam_161999609","机电一体化系统","导轨副的组合可分为()",[21,33,43,52,61,70,79,88,91,100],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-06-17 17:18:24",202830424,[26,27,28,29],"100-1100m\u002Fmin","100-1200m\u002Fmin","100-1300m\u002Fmin","100-1400m\u002Fmin","转床速度大于()称为超高速","v1",0,{"answer":34,"createTime":35,"id":36,"options":37,"question":42,"source":31,"type":32},[],"2025-06-17 17:18:25",202830430,[38,39,40,41],"不变","升高","降低","以上都不对","输出转矩随脉冲频率的升高而()",{"answer":44,"createTime":35,"id":45,"options":46,"question":51,"source":31,"type":32},[],202830463,[47,48,49,50],"轴向垫片调隙","浮动齿轮弹簧消隙","双片弹簧消隙","单片弹簧消隙","消除回差的方法错误的是()",{"answer":53,"createTime":35,"id":54,"options":55,"question":60,"source":31,"type":32},[],202830468,[56,57,58,59],"4","5","6","7","直线滚动导轨副可分为()个等级",{"answer":62,"createTime":35,"id":63,"options":64,"question":69,"source":31,"type":32},[],202830488,[65,66,67,68],"中国","美国","日本","澳大利亚","机电一体化技术的应用和产品的开发最早是()",{"answer":71,"createTime":5,"id":72,"options":73,"question":78,"source":31,"type":32},[],202830498,[74,75,76,77],"梯形齿同步带","模数制","节距制","DIN米制节距制","同步带传动按规则分类不包括()",{"answer":80,"createTime":5,"id":81,"options":82,"question":87,"source":31,"type":32},[],202830508,[83,84,85,86],"电机转速","丝杠转速","蜗杆转速","移动速度","步进电动机驱动的开环系统中参数V指的是()",{"answer":89,"createTime":5,"id":6,"options":90,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":92,"createTime":93,"id":94,"options":95,"question":99,"source":31,"type":32},[],"2025-06-17 17:18:27",202830527,[96,97,98,11],"单推-单推","双推-双推","双推-简支","滚珠丝杠副的支撑结构定位方式包括()",{"answer":101,"createTime":93,"id":102,"options":103,"question":108,"source":31,"type":32},[],202830532,[104,105,106,107],"0.001","0.0015","0.002","0.0025","测量某一齿轮,其所测值为20.03cm,真值为20.00cm,计算其相对误差是()"]