[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fcq9bB39u_LQeC6a0wbMIY-zFAteEgbrISPAafpPWCSY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":30,"type":31},[],"2024-06-29 21:47:26",156519578,[8,9,10],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1b2fad770a29c04ab236df320fadcaea.jpg\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F74b10908efbb214f598ebfbcc5ce47de.jpg\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff5a072cf63db884759240b38d4276825.jpg\">",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},49,"c979ec4e5f6687513e11eac45951c30d","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff03f74b977bd1485ff92c188545e5bc9.jpg","机械设计基础A1--机械原理","work_35880340","新职业英语强化训练(一)","下列凸轮机构中,图( )所画的压力角是正确的.",[20,32,41,49,58,63,68,76,83,86],{"answer":21,"createTime":22,"id":23,"options":24,"question":29,"source":30,"type":31},[],"2024-06-29 21:47:25",156519555,[25,26,27,28],"尖顶式从动杆","滚子式从动杆","平底式从动杆","以上均不对","对于较复杂的凸轮轮廓曲线,也能准确地获得所需要的运动规律.","v1",0,{"answer":33,"createTime":22,"id":34,"options":35,"question":40,"source":30,"type":31},[],156519558,[36,37,38,39],"将产生刚性冲击","将产生柔性冲击","没有冲击","既有刚性冲击又有柔性冲击","凸轮机构的从动件选用等速运动规律时,其从动件的运动( )",{"answer":42,"createTime":22,"id":43,"options":44,"question":48,"source":30,"type":31},[],156519561,[45,46,47],"低速","中速","高速","凸轮机构从动件的等速运动规律适用于( )场合.",{"answer":50,"createTime":22,"id":51,"options":52,"question":57,"source":30,"type":31},[],156519564,[53,54,55,56],"直动滚子从动件盘形凸轮机构","摆动滚子从动件盘形凸轮机构","直动平底从动件盘形凸轮机构","摆动从动件圆柱凸轮机构","在下列凸轮机构中,从动件与凸轮的运动不在同一平面中的是( )",{"answer":59,"createTime":22,"id":60,"options":61,"question":62,"source":30,"type":31},[],156519567,[36,37,38,39],"凸轮机构的从动件选用余弦加速度运动规律时,其从动件的运动( )",{"answer":64,"createTime":5,"id":65,"options":66,"question":67,"source":30,"type":31},[],156519570,[36,37,38,39],"凸轮机构的从动件选用匀加速匀减速运动规律时,其从动件的运动( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":75,"source":30,"type":31},[],156519573,[72,73,74],"凸轮上接触点的法线与该点线速度","凸轮上接触点的法线与从动件的运动方向","凸轮上接触点的切线与从动件的运动方向","凸轮机构中的压力角是指( )间的夹角.",{"answer":77,"createTime":5,"id":78,"options":79,"question":82,"source":30,"type":31},[],156519576,[80,81],"实现任意预期的从动件运动规律","承载能力大","凸轮机构的主要优点是( )",{"answer":84,"createTime":5,"id":6,"options":85,"question":18,"source":30,"type":31},[],[8,9,10],{"answer":87,"createTime":5,"id":88,"options":89,"question":93,"source":30,"type":31},[],156519580,[90,91,92],"转速","轮廓曲线","形状","凸轮机构从动杆的运动规律,是由凸轮( ) 所决定的."]