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单选题 Choose the correct answers. Which of the following is an auxiliary structure of a tunnel that helps to improve air quality
学科：默认课程
时间：2026-04-23 22:05:13
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题目1单选题
Choose the correct answers. Which part of a bridge is responsible for spanning the bridge openingA. SuperstructureB. SubstructureC. Auxiliary StructureD. Foundation
题目2单选题
Choose the correct answers. What is the primary function of the tunnel body structureA. To provide basic lightingB. To maintain tunnel stabilityC. To protect cablesD. To improve air quality
题目3单选题
Choose the correct answers. What is are the maintenance tasks for the bridge and tunnel equipmentA. Drain waterB. Reduce water accumulationC. Inspect, maintain, repair, and overhaulD. Ensure the safety of maintenance personnel
题目4单选题
Choose the correct answers. What structure of a bridge transfers the loads from the superstructure to the foundationA. Expansion jointsB. substructuresC. Bridge deck pavingD. Lighting
题目5单选题
Choose the correct answers. Which of the following is an auxiliary structure of a tunnel that helps to improve air qualityA. Drainage facilitiesB. Refuge baysC. Cable ductsD. Ventilation equipment
题目6判断题
Mark the following translations as true (T) or false (F). The main structure of the tunnel is built to maintain the tunnel's stability. 判断译文对错:隧道的主体结构是为了保持隧道的稳定而修建的A. 正确B. 错误
题目7判断题
Mark the following translations as true (T) or false (F). Some auxiliary structures need to be built to ensure the normal use of the tunnel and the safe operation of trains. 判断译文对错:为了使隧道正常使用,保证列车安全运行,无需修建一些附属结构A. 正确B. 错误
题目8判断题
Mark the following translations as true (T) or false (F). The superstructure is composed of the bridge span structure and support system. 判断译文对错:桥梁上部结构不是由桥跨结构、支座系统组成A. 正确B. 错误
题目9判断题
Mark the following translations as true (T) or false (F). Bridges generally consist of the superstructure, substructure, and auxiliary structure. 判断译文对错:桥梁一般由上部结构、下部结构和附属结构组成A. 正确B. 错误
题目10判断题
Mark the following translations as true (T) or false (F). Crack is one of the biggest damages to bridge structures. 判断译文对错:裂缝不是桥梁结构上最大的病害之一A. 正确B. 错误
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