【判断题】
发生运营险性事件的，城市轨道交通运营单位应在12小时内向城市轨道交通运营主管部门报告。
A. 对
B. 错
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答案
B
解析
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挤岔是指在正线、配线、车场线等线路，由于道岔位置不正确、尖轨未能与基本轨密贴，导致列车通过道岔时将尖轨与基本轨挤开或挤坏过程，造成尖轨弯曲变形、转辙机损坏。
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车辆系统列检间隔时间不超过15天，月检间隔时间不超过3个月，架修间隔不超过5年或80万车公里，大修间隔不超过10年或160万车公里，整体使用寿命一般不超过30年或480万车公里。
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【判断题】
轨道巡查频率不应低于1次/周，对轨距、水平、高低、三角坑等轨道静态几何尺寸的监测频率不应低于2次/1月，定期对轨道动态几何尺寸、车体垂直振动加速度和横向振动加速度等进行监测。
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三月检轮径测量同一辆车轮径差不大于( )，同一转向架轮径差不大于( )，同一轴轮径差不大于( )。___
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B. 7mm,3mm,2mm
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【单选题】
三月检供风软管外观及紧固状态检查要求在主风缸压力为___及以上时，检查空压机风管软管外层无脆裂，无鼓包、断层等变形现象，否则更换。
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【单选题】
LED动态地图、LCD显示屏外观状态检查要求外观无裂纹，信息显示和状态正常（无缺色、花屏、黑屏），刮伤长度不超过___。
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【单选题】
载客量上升时，高度阀动作，使得 ___
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【单选题】
下面关于广播的说法错误的是___
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【单选题】
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推荐试题
【单选题】
When an aircraft is being subjected to unlawful interference, the pilot should try to notify _______ of this fact.___
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【单选题】
When pilot say“Did you pick it upon your screen?”,that means______.___
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【单选题】
“MAYDAY” is the international RTF______signal.___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
SIGMET is a weather advisory issued concerning weather______to the safety of all aircraft.___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
“Aircraft” means any machine that can derive support in the______from there actions of the air other than there actions of the air against the earth's surface.___
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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【单选题】
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In the AFTN,the flight plan filing time shall consist of a______data-time group.___
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【单选题】
“______”is a notice containing information concerning the establishment,condition or change in any aeronautical facility service procedure or hazard,the timely knowledge of which is essential to personnel concerned with flight operations.___
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【单选题】
“______”means visibility,cloud and present weather better than prescribed values or conditions.___
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C. CAVOK
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