[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fbbve22K5yIxK_yXqy7osktXpJcMXegmJ2u3aID7GvPU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-06-18 03:33:57",203341004,[8,9,10,11],"3600","1800","1000","100",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"bca31eed2e6b65883717741d2eddb3db","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fee42dfd921c70c4c7165a9d5b9f19111.jpg","交通工程学","work_41389477","第7章 稳态交通流模型 练习(副本)","在信号交叉口,在红灯时间排队车队遇绿灯时,排队车辆会已最紧凑的跟车方式跟随前车通过交叉口,此时通过交叉口停车线的流率为饱和流率.观测发现某排队车队在绿灯时间通过停车线的车头时距\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5c6e86199cf76b6bebca8441633b2b62.webp\">,以此计算排队车辆在绿灯时间通过停车线的饱和流率为( )veh\u002Fh",[21,32,41,50,56,65,68,74,83,93],{"answer":22,"createTime":23,"id":24,"options":25,"question":29,"source":30,"type":31},[],"2025-06-18 03:33:56",203340948,[26,11,27,28],"120","80","60","用无人机拍摄法对某高速公路交通流进行观测,根据拍摄视频发现某车道的交通流量为1200veh\u002Fh,根据拍摄的照片确定该车道的车流的平均车头间距为66.5m.根据稳态交通流模型理论,可计算出该车道的车流速度最接近( )km\u002Fh","v1",0,{"answer":33,"createTime":23,"id":34,"options":35,"question":40,"source":30,"type":31},[],203340952,[36,37,38,39],"1200veh\u002Fh","1000veh\u002Fh","10m\u002Fs","2.5m\u002Fs","根据交通调查资料发现某双向二车道公路向东交通的车速为50km\u002Fh,平均车流密度为20veh\u002Fkm.则可根据稳态交通流模型理论计算出向东方向交通流量为( )",{"answer":42,"createTime":23,"id":43,"options":44,"question":49,"source":30,"type":31},[],203340965,[45,46,47,48],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb95170f19694d33203ab0ec321a3e300.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2a8f94e9cce1f925c2c610838fc75a27.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0ef5055f67352af22f568280281a48ad.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc5ded6c4344f068b3aaaf44e811bd82a.webp\">","某道路上的交通流的畅行速度为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F262e543552e6bffd3ef476f98541284e.webp\">,阻塞密度为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F53950773219ee98e81aaf8358ed09e91.webp\">,则交通流速度(V)与交通流密度(K)的直线关系模型方程表达式为( )",{"answer":51,"createTime":23,"id":52,"options":53,"question":55,"source":30,"type":31},[],203340980,[11,27,28,54],"40","经调查观测知,某公路向东交通流畅行速度为80km\u002Fh,交通流阻塞密度为120veh\u002Fk,速度(V)-密度(K)符合直线关系模型.在某天的交通高峰期观测到此时向东交通流的密度为60veh\u002Fkm,则此时的交通流速度最有可能为( )km\u002Fh",{"answer":57,"createTime":5,"id":58,"options":59,"question":64,"source":30,"type":31},[],203340993,[60,61,62,63],"9600","4800","2400","1200","经调查观测知,某公路向东交通流畅行速度为80km\u002Fh,交通流阻塞密度为120veh\u002Fk,速度(V)-密度(K)符合直线关系模型.则此道路向东的交通预期能通过的最大流量最有可能为( )veh\u002Fh",{"answer":66,"createTime":5,"id":6,"options":67,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":69,"createTime":5,"id":70,"options":71,"question":73,"source":30,"type":31},[],203341021,[11,27,54,72],"20","经调查观测知,某公路向东交通流畅行速度为80km\u002Fh,交通流阻塞密度为110veh\u002Fk,速度(V)-密度(K)符合直线关系模型.根据稳态交通流模型理论,此道路向东的交通预期达到最大流量时速度约为( )km\u002Fh",{"answer":75,"createTime":5,"id":76,"options":77,"question":82,"source":30,"type":31},[],203341032,[78,79,80,81],"880","110","55","27.5","经调查观测知,某公路向东交通流畅行速度为80km\u002Fh,交通流阻塞密度为110veh\u002Fk,速度(V)-密度(K)符合直线关系模型.根据稳态交通流模型理论,此道路向东的交通预期达到最大流量时密度约为( )veh\u002Fkm",{"answer":84,"createTime":5,"id":85,"options":86,"question":91,"source":30,"type":92},[],203341046,[87,88,89,90],"交通流状态比较稳定,即交通流量、流速、密度等特征参数保持相对稳定","其状态基本没有发生波动,是连续交通流","属于间断流","属于交织流","关于对稳态交通流模型中的稳态交通流的认识,正确的是( )",1,{"answer":94,"createTime":95,"id":96,"options":97,"question":102,"source":30,"type":92},[],"2025-06-18 03:33:58",203341057,[98,99,100,101],"最大流量\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1b8638f1341cf19112d764202466d1f5.webp\">","畅行速度\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F262e543552e6bffd3ef476f98541284e.webp\">","阻塞密度\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F53950773219ee98e81aaf8358ed09e91.webp\">","最佳速度\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Faad72f987354fcf31c81f73e05fbcf49.webp\">","某道路的交通流特征变量,包括( )等"]