题目内容

燃料容器和管道的焊补,目前主要有置换焊补和()焊补等两种方法。

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数字微波调制解调设备将数字复接设备来的数字信号转换成适合于频带传输的()信号。

执行任务时保安人员在人身遭到暴力袭击时,可以进行自卫,使用规定的()进行自卫。

对监理项目部标准化工作标准化工作开展情况及其实际效果的综合评价打分由()完成。

A. 业主项目部经理
B. 监理项目部
C. 建设管理单位
D. 业主项目部

Which statement about radio navigational warnings is TRUE().

A. The topics for warnings included in HYDROLANTS,HYDROPACS,and NAVAREA warnings are the same
B. NAVAREA warnings concern only coastal navigation and inland navigation in large bays or sounds such as Puget Sound
C. The United States is responsible for NAVAREA warnings in the North Atlantic north of 7°N,and west of 15°W
D. Long range radio navigational warnings are usually broadcast by radiotelephone,radiotelegraph,and radio-teletypewriter

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