【单选题】
为防止受电弓接触导线接触点落于工作面外,起道高度单股不得超过( )。 ___
A. 20mm
B. 30mm
C. 40mm
D. 50mm
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相关试题
【单选题】
为防止电力机车脱弓,在不侵入建筑接近限界的情况下,拨道作业时,线路一侧拨道量年度累计不得大于( )。 ___
A. 120mm
B. 130mm
C. 140mm
D. 150mm
【单选题】
调高垫板应垫在轨底与大胶垫之间,一般情况下,每处调高垫板不得超过( )。 ___
【多选题】
下列工器具中,有砟道床起道作业需要携带的有哪三个? ___
A. 弹条扳手
B. 起道机
C. 捣固机
D. 轨距尺
【多选题】
下列工器具中,无砟道床起道作业需要携带的有哪三个? ___
A. 弹条扳手
B. 起道机
C. 捣固机
D. 轨距尺
【多选题】
下列工器具中,测量道岔几何尺寸需要携带的工器具有哪三个? ___
A. 轨距尺
B. 支距尺
C. 钢直尺
D. 起道机
【多选题】
下列工器具中,测量线路正矢值需要携带的工器具有哪两个? ___
A. 弦线盒
B. 钢直尺
C. 捣固机
D. 加力扳手
【多选题】
下列工器具中,整治接头错牙病害需要携带的工器具有哪三个? ___
A. 加力扳手
B. 轨距尺
C. 起道机
D. 钢直尺
【多选题】
下列工器具中,测量接头错牙病害,不需要携带的工器具有哪三个? ___
A. 加力扳手
B. 拨道器
C. 起道机
D. 钢直尺
【多选题】
下列工器具中,整改有砟道床线路正矢值,需要携带的工器具有哪两个? ___
A. 弦线盒
B. 钢直尺
C. 起道机
D. 加力扳手
【多选题】
下列工器具中,整改无砟道床线路正矢值,需要携带的工器具有哪两个? ___
A. 弦线盒
B. 钢直尺
C. 起道机
D. 加力扳手
【多选题】
下列工器具中,测量线路高低作业需要携带的有哪两个? ___
A. 撬棍
B. 弦线盒
C. 钢直尺
D. 加力扳手
【多选题】
下列工器具中,测量线路轨向作业需要携带的有哪两个? ___
A. 撬棍
B. 弦线盒
C. 钢直尺
D. 加力扳手
【多选题】
下列工器具中,整改有砟道床线路轨向不良,不需要携带的工器具有哪三个? ___
A. 支距尺
B. 拨道器
C. 撬棍
D. 起道器
【多选题】
下列工器具中,整改无砟道床线路轨向不良,需要携带的工器具有哪三个? ___
A. 撬棍
B. 小锤
C. 弹条扳手
D. 起道机
【多选题】
下列工器具中,整改道岔支距病害,需要携带的工器具有哪些? ___
A. 支距尺
B. 轨距尺
C. 小锤
D. 撬棍
【多选题】
下列工器具中,哪两个需要定期送检? ___
A. 起道机
B. 支距尺
C. 钢直尺
D. 轨距尺
【多选题】
下列工器具中,哪两个不需要定期送检? ___
A. 起道机
B. 支距尺
C. 钢直尺
D. 轨距尺
【多选题】
下列工器具中,钢轨磨耗测量作业中,不需要的工器具有哪三个? ___
A. 支距尺
B. 钢轨磨耗测量仪
C. 加力扳手
D. 小锤
【多选题】
下列工器具中,整改轨距病害需要使用的,有哪三种? ___
A. 轨距尺
B. 撬棍
C. 小锤
D. 起道机
【多选题】
下列工器具中,整改水平病害,需要使用的有哪两种? ___
A. 轨距尺
B. 拨道器
C. 起道机
D. 支距尺
【多选题】
下列工器具中,需要使用汽油与机油混合配比的,有哪两种? ___
A. 内燃捣固机
B. 内燃锯轨机
C. 内燃钻孔机
D. 史丹利发动机
【多选题】
下列工器具中,需要机油的,有哪两种? ___
A. 轨距尺
B. 支距尺
C. 液压起道机
D. 液压拨道器
【多选题】
下列工器具中,更换轨下铁垫板需要使用的工器具有哪两种? ___
A. 扳手
B. 起道机
C. 拨道器
D. 捣固机
【多选题】
下列工器具中,更换轨下胶垫需要使用的工器具有哪两种? ___
A. 扳手
B. 起道机
C. 拨道器
D. 捣固机
【多选题】
下列工器具中,更换轨轨距块需要使用的工器具有哪两种? ___
A. 扳手
B. 起道机
C. 小锤
D. 捣固机
【多选题】
下列作业中,需要使用轨距尺的是哪三项? ___
A. 改道作业
B. 整改轨距变化率
C. 钢轨磨耗测量
D. 整改水平不良
【多选题】
下列作业中,需要使用钢直尺的是哪三项? ___
A. 正矢测量
B. 动程测量
C. 支距测量
D. 护轨轮缘槽测量
【多选题】
下列作业中,不需要使用支距尺的是? ___
A. 正矢测量
B. 动程测量
C. 支距测量
D. 护轨轮缘槽测量
【多选题】
下列作业中,需要使用小锤的是哪两项? ___
A. 轨距整改
B. 水平整改
C. 更换垫板
D. 钢轨磨耗测量
【多选题】
下列作业中,需要使用大锤的是哪两项? ___
A. 更换夹板作业
B. 更换轨下胶垫
C. 整改接头错牙
D. 整改水平不良
【多选题】
下列作业中,需要使用撬棍的是哪两项? ___
A. 整改轨距不良
B. 切割钢轨
C. 道岔测量
D. 巡道
【多选题】
下列作业中,需要使用弦线的是哪三项? ___
A. 正矢测量
B. 高低测量
C. 轨向测量
D. 轨距测量
【多选题】
下列作业中,需要使用起道机的是哪两项? ___
A. 整改高低病害
B. 整改轨向病害
C. 整改水平不良
D. 整改轨距不良
【多选题】
下列作业中,不需要使用捣固机的是哪三项? ___
A. 整改碎石道床高低病害
B. 整改接头错牙
C. 正矢测量
D. 高低测量
【多选题】
下列作业中,不需要使用拨道器的是哪三项? ___
A. 拨道作业
B. 正矢测量
C. 高低测量
D. 轨向测量
【多选题】
下列作业中,需要使用扳手的是哪两项? ___
A. 轨距整改
B. 更换轨下胶垫
C. 钢轨磨耗测量
D. 滑床板涂油保养
【多选题】
下列作业中,需要申请动火令的作业有哪两项? ___
A. 轨距整改
B. 钢轨切割
C. 钢轨磨耗测量
D. 钢轨伤损焊补
【多选题】
下列作业中,不需要使用钻孔机的是哪三项? ___
A. 巡道作业
B. 捣固作业
C. 钻孔作业
D. 磨耗测量
【多选题】
下列作业中,需要工程车司机配合的作业有哪两项? ___
A. 钢轨切割
B. 调运备轨
C. 轨检车作业
D. 轨检仪作业
【多选题】
下列作业中,需要申请A类施工计划的是哪两项? ___
A. 正线步行巡视
B. 正线道岔检查
C. 停车场倒运钢轨
D. 车站小站台查看
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