[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fjaPvrdNHdxsAPHXh3dBXIzt3yOLVwk7Evi2CQySiBhE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":41},[],"2024-12-05 12:18:04",169038459,[8,9,10,11],"P4和P5","P3","Z1","P1和P2",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},15,"b4374964f6bc7dfa21d369ed1b7632bb","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9e2c5eca1e58f931524bccb756700a0b.png","自动控制原理","work_39321974","","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Feecea7a315ddd8387d565fc00447907a.png\">",[21,33,42,51,61,70,73,82,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-12-04 22:06:58",169038444,[26,27,28,29],"如果闭环极点全部位于S左半平面,则系统一定是稳定的.稳定性与闭环零点位置无关","超调量仅取决于闭环复数主导极点的衰减率,与其它零极点位置无关","如果系统有开环极点处于S右半平面,则系统不稳定","如果闭环系统无零点,且闭环极点均为负实数极点,则时间响应一定是衰减振荡的","关于系统零极点位置对系统性能的影响,下列观点中正确的是 ( )","v1",0,{"answer":34,"createTime":35,"id":36,"options":37,"question":40,"source":31,"type":41},[],"2024-12-05 12:18:11",169038446,[38,39],"错误","正确","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa231b259b0b7c1fd5c357f12bbc0e481.png\">",1,{"answer":43,"createTime":23,"id":44,"options":45,"question":50,"source":31,"type":32},[],169038448,[46,47,48,49],"型别V&lt;2","输入幅值过大","系统不稳定","闭环传递函数中有一个积分环节","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fec95dce5981c2941ab4451dca4825ac6.png\">",{"answer":52,"createTime":53,"id":54,"options":55,"question":60,"source":31,"type":41},[],"2025-01-03 16:13:01",169038450,[56,57,58,59],"1","0.707","0","0.6","已知二阶系统单位阶跃响应曲线呈现出等幅振荡,则其阻尼比可能为( )",{"answer":62,"createTime":53,"id":63,"options":64,"question":69,"source":31,"type":41},[],169038453,[65,66,67,68],"对系统动态响应影响越小","对系统动态响应几乎没有影响","响应输出分量衰减越慢","响应输出分量衰减越快","高阶系统中,极点离虚轴越近,则()",{"answer":71,"createTime":5,"id":6,"options":72,"question":19,"source":31,"type":41},[],[8,9,10,11],{"answer":74,"createTime":53,"id":75,"options":76,"question":81,"source":31,"type":41},[],169038461,[77,78,79,80],"提高系统的开环增益K","增加积分环节","增加微分环节","引入扰动补偿","下列哪种措施对改善系统的精度没有效果 ( )",{"answer":83,"createTime":35,"id":84,"options":85,"question":89,"source":31,"type":41},[],169038463,[56,86,87,88],"10","1000","5","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7cac3a24b757b1ac688d7d4220625bef.png\">",{"answer":91,"createTime":53,"id":92,"options":93,"question":98,"source":31,"type":41},[],169038465,[94,95,96,97],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb619611467a599f3d600acc3528fe622.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb49492b65745243b69726ac77c6add38.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fba3d8fbb591df44992931f5f9991fe78.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7bb519bf64f88a405cda2f8d1d45d1ea.png\">","在()情况下,二阶系统动态特性为等幅振荡或发散振荡,系统不能稳定工作",{"answer":100,"createTime":101,"id":102,"options":103,"question":108,"source":31,"type":41},[],"2024-12-05 12:18:09",169038467,[104,105,106,107],"单位阶跃响应曲线为单调指数上升","右半平面闭环极点数Z=2","临界稳定","稳定","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb352d7d143f0956232aefe65bd950241.png\">"]