[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fb24eaycH5TtzkcwSuluHoU0Z7FOuLcVD9bhcXzUIeXY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":29,"type":30},[],"2024-06-25 21:28:30",155488774,[8,9,10],"螺旋齿轮传动","斜齿圆锥齿轮传动","蜗杆蜗轮传动",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},10,"4213538fa328ef58cf50ab48b61faafe","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa28fcf8d4b0859f0b9b1d880e938cfda.jpg","汽车机械基础","2f6aeea8357d491fbb7709b97f13d943","项目测试六","两轴在空间交错900的传动,如已知传递载荷及传动比都较大,则宜选用_______",[20,31,40,49,58,67,75,83,88,91],{"answer":21,"createTime":5,"id":22,"options":23,"question":28,"source":29,"type":30},[],155488766,[24,25,26,27],"分度圆","基圆","齿根圆","任意园上","齿轮标准压力角和标准模数均在 上","v1",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":29,"type":30},[],155488767,[35,36,37,38],"法面压力角","端面压力角","法面或端面压力角","不确定","斜齿轮的压力角有法面压力角和端面压力角两种,规定以 为标准值",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":29,"type":30},[],155488768,[44,45,46,47],"啮合角","传动比","节圆","啮合线","一对渐开线齿轮传动,当中心距略有改变时,其( )不变",{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":29,"type":30},[],155488769,[53,54,55,56],"m2= 2, z 2= 30","m2 = 3, z 2= 50","m2 = 4, z 2= 60","m2 = 3, z 2= 80","一对渐开线齿轮正确啮合,已知: m1 = 3, z 1= 30,a = 120mm ,则配对的齿轮参数为:( )",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":29,"type":30},[],155488770,[62,63,64,65],"轮齿疲劳折断","齿面点蚀","齿面磨损","齿面胶合","高速重载齿轮传动中,当散热条件不良时,齿轮的主要失效形式是___ __",{"answer":68,"createTime":5,"id":69,"options":70,"question":74,"source":29,"type":30},[],155488771,[65,71,72,73],"齿面疲劳点蚀","齿面磨损或轮齿疲劳折断","轮齿塑性变形","一般开式齿轮传动的主要失效形式是",{"answer":76,"createTime":5,"id":77,"options":78,"question":82,"source":29,"type":30},[],155488772,[79,80,81],"为了使小齿轮的弯曲强度和接触强度比大齿轮高一些","为了便于安装,保证接触线长度","为了使传动平稳,提高效率","一对圆柱齿轮,在确定大小齿轮的宽度时,通常把小齿轮的齿宽做得比大齿轮大一些,其主要原因是____ __",{"answer":84,"createTime":5,"id":85,"options":86,"question":87,"source":29,"type":30},[],155488773,[62,63,64,65],"低速重载闭式软齿面齿轮传动,主要失效形式是___ ___",{"answer":89,"createTime":5,"id":6,"options":90,"question":18,"source":29,"type":30},[],[8,9,10],{"answer":92,"createTime":5,"id":93,"options":94,"question":98,"source":29,"type":30},[],155488775,[95,96,97],"闭式软齿面传动","闭式硬齿面传动","底速、重载的传动","齿轮传动中,齿面胶合常发生在哪种工作场合?( )"]