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() allows for expansion and water make up in the water coo

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  • 【名词&注释】

    压缩空气(compressed air)、液压油(hydraulic oil)、第二阶段(the second stage)、警告牌(warning board)

  • [单选题]() allows for expansion and water make up in the water cooling system.

  • A. A top tank
    B. A head tank
    C. A head valve
    D. A drain tank

  • 查看答案&解析 查看所有试题
  • 学习资料:
  • [单选题]吊缸时,第二阶段的工作是()。
  • A. 拆前检测
    B. 拆卸与清洗
    C. 检测与修理
    D. 安装与调试

  • [单选题]吊缸主机检修时,应当(),以防止伤人和损坏机件。
  • A. 合上盘车机
    B. 脱开盘车机
    C. 在主机操纵部位悬挂警告牌(warning board)
    D. 合上盘车机并在主机操纵部位悬挂警告牌(warning board)

  • [单选题]在更换液压拉伸器的密封环时,应尽量使用()将活塞和油缸分离。
  • A. 压缩空气通过泄放旋塞孔
    B. 油泵泵入液压油
    C. 橇棒
    D. 木捶敲击

  • [单选题]操舵轻松,航向失控可能是()。
  • A. 舵杆变形
    B. 舵承间隙大
    C. 舵叶进水
    D. 舵杆折断

  • [单选题]舵杆工作表面过度磨损可以采用()修复。
  • A. 光车
    B. 堆焊后光车
    C. 喷涂后光车
    D. 镀铬

  • [单选题]The cooling water jacket is common to all the cylinders but there are often () to ensure that each cylinder receives the right amount and flow of water.
  • A. dividing walls
    B. divided walls
    C. dividing liners
    D. divided jacket

  • [单选题]The development of oils () the increasing demands made by the steady rise in powers produced by modem diesels.
  • A. has kept pace with
    B. has kept pace to
    C. has made pace with
    D. has made pace to

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