问题：
[单选题]Many navigational warnings are of a temporary nature，but others remain in force for several months or may be succeeded by（）.
A、Notices to Mariners
B、Sailing Directions
C、List of Lights and Signals
D、Guide to Port Entrie
参考答案：
A
相关内容
- ● 下列哪些是二副的基本职责（）。Ⅰ．负责航海图书资料、航行通告和警告的管理、改正和请领；Ⅱ．停泊时，主持安排驾驶员值班表报大副批准后执行；Ⅲ．管理并负责各种航海仪器、气象仪表的正确使用和养护；Ⅳ．进出港口、靠离码头、移泊时在船尾指挥。
- ● 二副管理航海图书资料的职责是：（）I、负责管理、登记“航海仪器和航海图书资料清册”；II、管理各种航海仪器技术说明书和图纸；III、收到航行通告或警告后，应在最短时间内登记海图卡片并改正；IV、负责保管作为少事证明的海图，以备海事调查
- ● 《航海通告》中通告号码后括注“临”，表示该通告是（）。
- ● Mariner are FIRST warned of eriou defect or important change to aid to navigation by mean of（）.
- ● Many navigational warning are of a temporary nature，but other remain in force for everal month or may be ucceeded by（）.
- ● （）the incomplete nature of the urvey，heavy draught veel are warned not to navigate within the 10 fathom line.
- ● （）the incomplete nature of the urvey ,heavy draught veel warned not to navigate within the 10 fathom line.
- ● Hurricane warning are iued（）when wind of force 12 or above are expected.
- ● Gale warning are uually iued when wind of（）8-9 are expected．
- ● The WWNWS etablihe three type of navigational warning:（）.
- ● Navigational chart are ubject to frequent change，the important one of which are promulgated by （）.
- ● No damage of any kind（）aid to navigation or navigation facilitie.
