In an operating refrigeration system low on refrigerant, a liquid line sight glass will（） ["be clear","be blue","be light green","show bubble"]
在“提醒查询”中，对查询结果可进行的操作有（）。 ["A.已查阅","B.批量处理","C.创建任务","D.加入今日工作"]
A vessel has an amidships superstructure. Which location would be most suitable for on-deck stowage of automobiles?（）. ["On top of No.1 hatch","Beside the hatches，forward of the midships house","On top of the hatch immediately forward of the midships house","On top of the hatch immediately aft of the midships house"]
（）体现了诊断思维的基本程序：诊断思维的扩展阶段→排除阶段（除外诊断法）→认定阶段。 ["刻画诊断法","菱形诊断法","危险问题识别法","归缩诊断法"]
实施强制休假与岗位审计应遵循的基本原则是（）。 ["A.计划性原则","B.及时性原则","C.保密性原则","D.持续性原则","E.下审一级原则"]
双侧电源线路如何选择重合闸方式？
