【多选题】
下列关于钢轨切割说法正确的___？
A. 切割钢轨属于动火作业，需要申请动火令
B. 钢轨切割，锯后钢轨长度误差不超过±2mm
C. 钢轨切割作业简单、安全，不需要做安全防护
D. 钢轨切割作业需携带灭火器
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答案
ABD
解析
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【多选题】
下列关于9号道岔动程说法正确的是？___
A. 杭州地铁2号线第二动程为80mm
B. 杭州地铁4号线第二动程为80mm
C. 杭州地铁2号线第二动程为84mm
D. 杭州地铁4号线第二动程为84mm
【多选题】
下列关于道岔尖轨开口说法正确的是？___
A. 7号道岔尖轨开口为160mm
B. 9号道岔尖轨开口为160mm
C. 7号道岔尖轨开口为168mm
D. 9号道岔尖轨开口为168mm
【多选题】
下列关于道岔说法正确的是？___
A. 普通单开道岔轨距水平需要测量17撬
B. 普通单开道岔分为转辙、导曲线、辙叉三部分
C. 普通单开道岔分为左单开和有单开
D. 普通单开道岔分为直、曲股
【多选题】
关于道岔查照间隔、护背距离说法正确的是？___
A. 查找间隔应大于1391mm，允许误差（+3，-0）
B. 查找间隔应小于1391mm，允许误差（+3，-0）
C. 护背距离应大于1348mm，允许误差（+0，-2）
D. 护背距离应小于1348mm，允许误差（+0，-2）
【多选题】
下列关于曲线线路说法正确的___？
A. 曲线线路属于轨道线路三大薄弱环节之一
B. 曲线地段的超高与加快设置，是为了平衡离心力
C. 曲线地段的钢轨磨耗等损伤会比直线线路更加严重
D. 曲线线路的维修比直线线路维修更简单
【多选题】
关于更换钢轨接头鱼尾板说法正确的___？
A. 作业前，需在施工区域前后50m外设置红闪灯
B. 鱼尾板与钢轨间缝隙不能超过0.5mm
C. 鱼尾板安装好后，需检查轨距、错牙等几何尺寸
D. 鱼尾板安装是没有危险，不需要请点可直接作业
【多选题】
关于接头夹板螺栓孔紧固顺序的说法正确的是？___
A. 直线线路的接头螺栓紧固顺序为：先紧1、6位，再紧3、4位，最后紧2、5位
B. 曲线线路的接头螺栓紧固顺序为：先紧1、6位，再紧2、5位，最后紧3、4位
C. 曲线线路的接头螺栓紧固顺序为：先紧1、6位，再紧3、4位，最后紧2、5位
D. 无所谓紧固先后顺序，拧上就行
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下列关于铁垫板说法正确的___？
A. 垫板应放在枕木中间、位置正确、平整的位置
B. 不同轨底坡的铁垫板不得混合使用
C. 垫板外肩要与轨底密靠，空隙不超过2mm
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下列关于更换铁垫板注意事项说法正确的是？___
A. 作业前，需在施工区域前后50m外设置红闪灯
B. 拿取、安放、整正铁垫板时，严禁将手伸人轨底
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线路巡检的范围包括以下___内容？
A. 轨道组件及装置
B. 线路范围内或外的不安全状态的迹象
C. 任何会影响安全的不寻常事项
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下列属于线路巡检人员职责的有___？
A. 对发现的轻微故障作小修
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下列符合线路巡检人员应具备的条件的说法正确的有___？
A. 巡检很简单，所以任何人都可以巡检
B. 巡检人员需熟悉线路及道岔情况
C. 巡检人员应了解急救设备存放地点
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【多选题】
关于正线巡道说法正确的___？
A. 正线开通初期3个月内每24小时巡查一遍
B. 巡检周期没有固定要求，想多长时间巡查都可以
C. 正线开通3个月后视情况可改为每48小时巡查一遍
D. 人工巡道太过于浪费时间，乘车添乘巡检就可以
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关于正线巡道的标准说法正确___？
A. 巡查时应严格执行工务中心编制的巡回图巡查
B. 巡检可随时下道，故不需要请点
C. 以3km/h左右的速度全面查看线路、道岔
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下列关于起道作业的说法正确的___？
A. 起道需要用起道机抬高钢轨
B. 单股起道不得超过30mm
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D. 起道高度可以自己定，想起多高就起多高
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下列关于拨道作业的说法正确的___？
A. 使用拨道器进行拨道作业
B. 线路中心位移不得超过±30mm
C. 一侧拨道量年度不得大于120mm
D. 拨道时，想拨多少就拨多少，只要不超限不侵限就可以
【多选题】
下列关于拨道作业的说法正确的___？
A. 拨道量较大或道床较坚实时扒开岔枕头石砟，方便拨道
B. 拨道时，想拨多少就拨多少，只要不超限不侵限就可以
C. 拨道作业不涉及到安全问题，可以不穿戴劳保用品
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【多选题】
关于撬棍使用方法正确的___？
A. 撬棍必须有经过培训的员工使用
B. 撬棍除了重以外，没有其他使用难点，任何人只要能拿动就可以使用
C. 使用撬棍时，用力对面严禁站人
D. 使用撬棍不会发生安全事故
【多选题】
关于改道作业说法正确的___？
A. 改道前需先对线路几何尺寸进行复合
B. 改道时，如果发现其他病害，需一并整改
C. 改道作业不需要设置施工防护
D. 作业结束后，需人员工器具出清方可消点
【多选题】
关于道岔导曲线部分说法正确的___？
A. 测量当曲线几何尺寸时，需测量支距值
B. 道岔导曲线部分四股方向都不好时，需先整改直基本股
C. 列车在道岔通过速度慢，所以不需要精细的整改保养
D. 道岔导曲线部分是连接转辙部分和辙叉部分的结构
【多选题】
关于支距说法正确的___？
A. 支距是指直基本轨工作边到导曲线上股工作边的距离
B. 测量支距需要使用支距尺
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【多选题】
下列关于道岔尖轨检修说法正确的是___？
A. 检修道岔尖轨，需与通号专业人员共同进行
B. 检修道岔尖轨时，需放入安全木，防止挤伤手脚
C. 道岔属于轨道结构，检修时，不需要其他专业配合
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【多选题】
下列关于施工安全，说法正确的是___？
A. 检修施工前，需在检修区域两端设置红闪灯
B. 施工前，需要进行请点
C. 施工过程中吗，需携带手持台，保持通话畅通
D. 车站值班员比较忙，先作业完毕以后，再走请销点流程也无所谓
【多选题】
下列关于施工负责人证说法正确的___？
A. 施工负责人证需通过相应考试才能获得
B. 施工负责人证丢失需及时上报有关部门
C. 施工负责人系统可以查到就可以，不需要携带纸质证件请点
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( ) 26. Where does the writer of "The little Prince" come from?
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( ) 27. What does the prince do after the fox tells him a secret?
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( ) 30. Why did the father not ask his son not to do this and do that？
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( ) 31. What would someone learn from this passage？
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( ) 32. What may be the proper Chinese for the underlined part in the passage？
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【单选题】
( ) 33. Why did Natalie Smith pay for the six cars behind her?
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【单选题】
( ) 34. Judy Foreman copied down the phrase because she ___ .
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( ) 35. Who came up with the phrase according to the passage?
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【单选题】
( ) 36. What can we infer from the last paragraph?
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A. A
B. B
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【单选题】
( ) 37.The greatest river for navigation is ___________.
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【单选题】
( ) 38. From a dam, people can use the water for ___________.
A. keeping the rivers clean B. only making electricity
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【单选题】
( ) 39. The water in the river is polluted because of _____________.
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【单选题】
( ) 40. The best title of the passage is ___________.
A. Rivers in Cities B. The importance of Rivers
C. Transportation D. Natural Resources
A. A
B. B
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D. D
