职业技能等级
Railway Track Worker Vocational Skill Level Certificate
铁路线路工职业技能等级证书
考核轨道线路检查、维修、起道拨道与安全防护，适合工务线路岗位人员考取。
Choose your level
Each level focuses on different material and is drawn from the matching difficulty band. Pick "All" to practise the full bank.
All 300 questions free · no sign-up · explained
A sample question · with answer and explanation
线路起道作业中，起道机放置位置应距钢轨接头不少于多少毫米，以避免接头受力过大造成低接头
AI explanation知识点：起道机放置位置要求。起道机应距钢轨接头不少于500mm，防止接头处受力集中产生低接头。350mm、400mm、450mm均小于规定值，放在这些位置会使接头区域承受过大弯矩，是现场常见的错误做法。
About the Railway Track Worker Vocational Skill Level Certificate exam
- Issuing body中国国家铁路集团有限公司职业技能鉴定机构
- Choose your level五级 / 四级 / 三级 / 二级 / 一级
- Question bank300 questions online (growing)
- Practice modesSequential practice, mock exam, flash review, mistake drills