【单选题】
道岔的一侧拨道量年度不得大于()mm。 ___
A. 120
B. 140
C. 160
D. 180
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相关试题
【单选题】
检查道岔支距时,实际支距于设计支距误差不超过()mm。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
在测量道岔的导曲线正矢时,应该用()m弦。 ___
A. 5
B. 10
C. 20
D. 25
【单选题】
测量曲线正矢时,应该使用()m弦。 ___
A. 5
B. 10
C. 20
D. 25
【单选题】
测量曲线正矢时,应该在钢轨踏面下()mm测量。 ___
A. 12
B. 16
C. 18
D. 20
【单选题】
用液压拨道器拨道时,扒窝深度应该为()mm. ___
A. 120-125
B. 125-130
C. 130-135
D. 135-140
【单选题】
拨道器油缸应该与轨面不大于()°。 ___
A. 0.3
B. 0.45
C. 0.6
D. 0.9
【单选题】
拨道时,回弹量一般预留()mm ___
A. 2~3
B. 3~4
C. 4~5
D. 5~6
【单选题】
拨道作业时,一般用()台液压拨道器。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
在曲线进行拨道时,测量小方向应该用()m弦。 ___
A. 5
B. 10
C. 20
D. 25
【单选题】
指挥人与拨道人之间,在拨大弯时,应该距离()m。 ___
A. 25
B. 50
C. 75
D. 100
【单选题】
指挥人与拨道人之间,在拨小弯时,应该距离()m。 ___
A. 25
B. 50
C. 75
D. 100
【单选题】
关于拨道作业,线路中心位移不得超过正负()mm。 ___
A. 10
B. 20
C. 30
D. 40
【单选题】
拨道作业时,一侧拨道量年度累计不得大于()mm,并不得侵入限界。 ___
A. 120
B. 130
C. 140
D. 150
【单选题】
扣板与轨底以及轨枕挡肩离缝不得大于()mm。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
改动规矩时,加垫的三角铁铁片的数量不得超过()片。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
道岔内的查照间隔不小于()mm。 ___
A. 1389
B. 1390
C. 1391
D. 1392
【单选题】
道岔内的护背间隔不大于()mm。 ___
A. 1346
B. 1347
C. 1348
D. 1349
【单选题】
道岔内要消灭超过()mm的接头错牙 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
道岔内不允许超过()mm的钢轨肥边。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
扣件位置正确与轨底缝隙不大于()mm。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
扒砟时,扒开的道床的长度自钢轨中心向两侧()mm。 ___
A. 300
B. 400
C. 450
D. 500
【单选题】
扒砟时,扒开的道床的深度距轨枕边不少于()mm。 ___
A. 70
B. 80
C. 90
D. 100
【单选题】
扒砟时,并与轨枕成()°角。 ___
A. 30
B. 45
C. 60
D. 75
【单选题】
扒砟时,要保证枕木盒内有()的石砟。 ___
A. 三分之二
B. 二分之一
C. 三分之一
D. 四分之一
【单选题】
在使用捣鼓机时,要启动捣鼓机运转()min,检查电机各部温升是否正常。 ___
A. 1~3
B. 2~3
C. 3~5
D. 1~7
【单选题】
捣鼓范围为钢轨两侧各不少于()mm。 ___
A. 100
B. 450
C. 300
D. 200
【单选题】
无缝线路轨温超过锁定轨温()℃是禁止作业。 ___
A. 20
B. 21
C. 22.5
D. 25
【单选题】
使用吊轨车每次运载不超过()公斤。 ___
A. 450
B. 500
C. 650
D. 750
【单选题】
使用吊轨车吊短轨的长度不超过()米。 ___
A. 6
B. 7
C. 8
D. 9
【单选题】
悍轨接头探测一年()次。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
常规的探测一年()次 ___
A. 2
B. 4
C. 6
D. 8
【单选题】
进行打磨时,非操作人员应离开作业区至少()米以上。 ___
A. 3
B. 4
C. 5
D. 6
【单选题】
进行锯轨时,非操作人员应离开作业区至少()米以上。 ___
A. 3
B. 4
C. 5
D. 6
【单选题】
一组道岔需要测量()处支距 ___
A. 4
B. 5
C. 6
D. 7
【单选题】
一组道岔中的叉心部分需要量几处。 ___
A. 4
B. 5
C. 6
D. 7
【单选题】
正线中一组道岔中的第二处的轨距为()。 ___
A. 1435
B. 1440
C. 1445
D. 1450
【单选题】
车辆段中一组道岔中的第二处的轨距为()。 ___
A. 1435
B. 1440
C. 1445
D. 1450
【单选题】
在测量现场正矢中存在肥边,肥边大于()mm应铲除之。 ___
A. 1
B. 2
C. 3
D. 4
【单选题】
地铁正线采用()道床,停车场采用()道床。 ___
A. 无咋,有咋
B. 无咋,无咋
C. 有咋,有咋
D. 有咋,无咋
【单选题】
停车场采用()道床。 ___
A. 有砟
B. 无砟
C. 整体
D.
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A. A
B. B
C. C
D. D
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A. A
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C. C
D. D
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A. A
B. B
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