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单选题 What are the common defects of concrete ties
学科：行业英语-铁路
时间：2025-06-17 04:43:11
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题目1单选题
Which of the following statements is TRUE about railway maintenance workersA. A. They only work in spring and autumnB. B. They don't need to work in extreme weatherC. C. They safeguard the railway's safety with their hard workD. D. They don't have any responsibility
题目2单选题
What characteristic is emphasized about railway maintenance workersA. They work only during good weather conditionsB. They have a weak sense of responsibilityC. They often change jobs frequentlyD. They are dedicated and committed to their work, regardless of weather conditions
题目3单选题
Which of the following is NOT a type of slope protection measureA. Plant protectionB. Stone slope protectionC. Concrete sleeperD. Retaining walls
题目4单选题
What is the purpose of setting up underground drainage equipment in subgrade constructionA. To provide drinking water for railway workersB. To prevent flooding of nearby communitiesC. To intercept and lower the groundwater levelD. To create a scenic water feature
题目5单选题
What is the responsibility of subgrade workers in maintaining the subgradeA. To repair the railway tracksB. To repair broken bridges and tunnelsC. To regularly patrol, maintain, and repair subgrade drainage facilities and protective reinforcement equipmentD. To manage train schedules
题目6单选题
What is the function of reinforcement equipment in a railway trackA. To connect the joints between railsB. To support the rail and fix it in placeC. To prevent track creeping and ensure the stability of the track structureD. To enable rolling stock to move from one track to another
题目7单选题
What is the responsibility of the track workerA. To design new railway tracksB. To inspect and maintain the track, and promptly find track defectsC. To operate the trainsD. To build new turnouts
题目8单选题
What are the common defects of concrete tiesA. Rolling contact fatigue fissures, wear, corrosionB. Crazing, shoulder damage, and chipping of bottom edgeC. Mud pumping, dirtiness, settlementD. Poor alignment, wear on the frog and wing rails
题目9单选题
How do flaw detection workers conduct regular "check-ups" on the railsA. Combining the use of the flaw detector with drone inspectionB. Combining the use of large machinery with manual inspectionC. Combining the use of the flaw detector with manual inspectionD. Combining the use of large machinery with drone inspection
题目10单选题
What are the two main parts of a railway tunnelA. The superstructure and the substructureB. The main structure and the auxiliary structureC. The tunnel body and the tunnel portalD. The drainage system and the ventilation equipment
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