[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fJvG1_RDrs8lqWP7XvsF4cZtteSEsfnWa7N6ge2T9Pnc":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-09-13 21:29:38",159377426,[8,9,10,11],"按下急停按扭(A. The emergency stop button is pressed)","主轴可以运转(B. The spindle can run)","回参考点(C. The reference point is returned)","操作错误且未消除(D. There is an operation error not eliminated)",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},198,"3187182854e56caa35e44f0a6d4c7acc","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa602ddcb5fcd38158688e055067312cf.jpg","用数控机床加工零部件(数控机床编程与操作)Processing Parts with CNC Machine Tools","0f97ab4e130640d58f2898a70dd59a24","Theoretical Simulation Test 理论模拟测试","数控机床的条件信息指示灯EMERGENCY STOP亮时,说明( ).(When the condition information indicator EMERGENCY STOP of the CNC machine tool is on, it indicates that ( ).)",[21,33,42,45,54,63,72,81,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-09-13 21:29:37",159377424,[26,27,28,29],"系统不稳定(A. System instability)","插补精度差(B. Poor interpolation accuracy)","运行阻力大(C. Large running resistance)","电子器件损坏(D. Damage of electronic devices)","数控机床常见的机械故障表现有传动噪声大和( )等.( Common mechanical faults of CNC machine tools include loud transmission noise and ( ).)","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],159377425,[37,38,39,40],"系统报警(A. System alarm)","机床侧报警(B. Machine tool side alarm)","伺服单元报警(C. Servo unit alarm)","电机报警(D. Motor alarm)","过流报警是属于何种类型的报警( ).(The overcurrent alarm belongs to ( ).)",{"answer":43,"createTime":5,"id":6,"options":44,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":46,"createTime":5,"id":47,"options":48,"question":53,"source":31,"type":32},[],159377427,[49,50,51,52],"RESET(A.RESET)","GRAPH(B.GRAPH)","PAPAM(C.PAPAM)","MACRO(D.MACRO)","当NC故障排除后,按( )键消除报警.( After the NC fault is eliminated, press the ( ) key to eliminate the alarm.)",{"answer":55,"createTime":5,"id":56,"options":57,"question":62,"source":31,"type":32},[],159377428,[58,59,60,61],"机床精度(A. Accuracy of machine tool)","机床机械效率(B. Mechanical efficiency of machine tool)","机床实际无故障工作概率(C. Actual trouble-free working probability of machine tool)","机床生产率(D. Productivity of machine tool)","判断数控机床的可靠度主要根据( ).(The reliability of CNC machine tool is judged mainly based on ( ).)",{"answer":64,"createTime":5,"id":65,"options":66,"question":71,"source":31,"type":32},[],159377429,[67,68,69,70],"1000~10000小时(A. 1,000~10,000 hours)","10000~100000小时(B. 10,000~100,000 hours)","10000~30000小时(C. 10,000~30,000 hours)","30000~100000小时(D. 30,000~100,000 hours)","目前世界先进的CNC数控系统的平均无故障时间(MTBF)大部分在( )之间.(At present, the mean time between failures (MTBF) of the advanced CNC systems in the world is mostly between ( ).)",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":31,"type":32},[],159377430,[76,77,78,79],"硬件故障和软件故障(A. Hardware fault and software fault)","随机性故障和系统性故障(B. Random fault and systematic fault)","机械故障和电气故障(C. Mechanical fault and electrical fault)","有报警故障和无报警故障(D. Alarm fault and no-alarm fault)","按故障出现的频次分类,数控系统故障分为( ).(According to the frequency of faults, the CNC system faults are divided into ( ).)",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":31,"type":32},[],159377431,[85,86,87,88],"立即报告维修人员(A. Immediately report to the maintenance personnel)","立即切断电源(B. Cut off the power supply immediately)","设法保持现状(C. Manage to maintain the current status)","动手排除(D. Perform the troubleshooting)","数控机床发生故障后操作人员首先应( ).(When the CNC machine tool fails, the operator shall ( ) first.)",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":31,"type":32},[],159377432,[94,95,96,97],"程序错误报警(A. Program error alarm)","操作报警(B. Operation alarm)","驱动报警(C. Drive alarm)","系统错误报警(D. System error alarm)","某个程序在运行过程中,数控系统出现"软限位开关超程"报警,这属于( ).(When a program is running, the CNC system gives an alarm of "soft limit switch overtravel", which belongs to ( ).)",{"answer":100,"createTime":5,"id":101,"options":102,"question":106,"source":31,"type":32},[],159377433,[103,104,105,97],"操作错误报警(A. Operation error alarm)","程序错误报警(B. Program error alarm)","驱动错误报警(C. Drive error alarm)","数控系统的报警大体可以分为操作报警,程序错误报警,驱动报警及系统错误报警,显示"没有Y轴反馈"这属于( ).(The alarms of the CNC system can be roughly classified into operation alarm, program error alarm, drive alarm and system error alarm, and the display of "no Y-axis feedback" is classified as ( ).)"]