电子电气英语【电子电气员】题库 单选题 1分 ___is not required by bridge-to-bridge communications. A.VHF B. SART C. NAVTEX D. LES 点击查看答案 进入题库练习 参考答案: D 参考解析: LES不需要通过驾驶台通信。 你可能感兴趣的试题 1 单选题 1分 The service provided by INMARSAT-C、B and F is ______ communication. A. telex B. fax C. data D. telephone 点击查看答案 2 单选题 1分 Which of the following communication functions can INMARSAT-C MES provide? ______. A. fax B. telex C. data D. A and B 点击查看答案 3 单选题 1分 Radar reflectors are required for ____. A. all fishing vessels over 39 feet in length B. sail-propelled fishing vessels C. all fishing vessels of less than 200 GT D. wooden hull fishing vessels with a poor radar echo 点击查看答案 4 单选题 1分 SWEEP INT on radar panel is the abbreviation of _____. A. sweep introduction B. sweep interest C. sweep intension D. sweep intensity 点击查看答案 5 单选题 1分 The _____ has a build-in world map; most areas are displayed on a scale of 4000nm from the top to the bottom of the screen, and can be zoomed in to 150 nm. A. chartplotter B. C-MAPNT C. C-Cards D. PPI 点击查看答案