[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fkxPl79RDrcXqIt-5AgdTeGOcvJbt_qESLgRL2VaWU4M":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-05-15 06:40:25",188037648,[8,9,10,11],"转动","移动","转动或移动","转动和移动",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},6,"e0a3a4d529e71d733ca3cc6497bf23f9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F89f44b0538105965db6a27009a855ab7.jpg","汽车机械基础","work_43431817","第三章 2023","轴上零件在轴上进行周向固定,其目的是限制轴上零件相对于轴的",[21,32,41,44,53,61],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],188037644,[25,26,27,28],"既承受弯矩又承受转矩","只承受弯矩不承受转矩","不承受弯矩只承受转矩","承受较大轴向载荷","根据轴的承载情况,( ) 的轴称为转轴","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],188037646,[36,37,38,39],"25mm","15mm","75mm","30mm","滚动轴承中, 代号为7115轴承表示轴承的内径为____________",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],188037650,[48,49,50,51],"基本类型","游隙组别","结构形式","材料、工艺的特殊要求","滚动轴承的基本代号有三段构成,其中最左边的代号表示轴承的______",{"answer":54,"createTime":5,"id":55,"options":56,"question":59,"source":30,"type":60},[],188037652,[57,58],"正确","错误","阶梯轴是最常见的一种轴的结构形式,由于能充分利用轴肩进行轴系零件的轴向定位,因此大多数轴采用这种结构形式. ( )",3,{"answer":62,"createTime":5,"id":63,"options":64,"question":65,"source":30,"type":60},[],188037655,[57,58],"滚动轴承6308,轴承内径是40mm"]