[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f6n2OHFvwMY91W9fo_1HDDEgDqYi4XURl50XkCoK7lfQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2026-05-31 09:17:43",384802855,[8,9,10,11],"They are dedicated and committed to their work, regardless of weather conditions","They have a weak sense of responsibility","They often change jobs frequently","They work only during good weather conditions",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","What characteristic is emphasized about railway maintenance workers",[18,29,38,41,50,59,68,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],384802853,[22,23,24,25],"Superstructure","Substructure","Foundation","Auxiliary Structure","Which part of a bridge is responsible for spanning the bridge opening","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],384802854,[33,34,35,36],"The location of drainage facilities","The location of ventilation equipment","The cable ducts","The location of refuge bay","What is marked with white arrows on the tunnel walls for easy identification",{"answer":39,"createTime":5,"id":6,"options":40,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],384802856,[45,46,47,48],"To carry the weight and absorb the impact of passing trains","To provide entertainment for passengers","To generate electricity for the train's power system","To store water for the train's onboard facilities","What is the primary function of the railway subgrade",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],384802857,[54,55,56,57],"To support the rail and fix it in place","To connect the joints between rails","To prevent track creeping and ensure the stability of the track structure","To enable rolling stock to move from one track to another","What is the function of reinforcement equipment in a railway track",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],384802858,[63,64,65,66],"D. They don't have any responsibility","A. They only work in spring and autumn","B. They don't need to work in extreme weather","C. They safeguard the railway's safety with their hard work","Which of the following statements is TRUE about railway maintenance workers",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":27,"type":28},[],384802859,[72,73,74,75],"Because they are located at the ends of tracks","Because they are prone to various issues","Because they are used less frequently than other parts of the track","Because they are made of weaker materials","Why are turnouts considered one of the three weak points in railway tracks",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],384802860,[81,82,83,84],"Poor alignment, wear on the frog and wing rails","Rolling contact fatigue fissures, wear, corrosion","Crazing, shoulder damage, and chipping of bottom edge","Mud pumping, dirtiness, settlement","What are the common defects of concrete ties",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":27,"type":28},[],384802861,[90,91,92,93],"track","Switch Rails","Check Rails","Stock Rails","Which part of the turnout is responsible for guiding the train wheels from one rail to another",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":27,"type":28},[],384802862,[99,100,101,102],"Bridge and tunnel workshop","Track workshop","Comprehensive machine repair workshop","Electrical engineering workshop","Which of the following workshops is NOT a part of the railway maintenance section"]