24、在组织协调海上搜救行动中,各海上搜救中心和分中心应充分考虑我国海上专业搜救力量薄弱的现状,在全面掌握本地区所有的可用于海上搜救的资源的基础上,按照( )的原则进行组织协调海上搜救行动。

17、请选出下面四句话中表达正确的语句(从标准航海通信用语的角度)。( )

16、请选出下面四句话中表达正确的语句(从标准航海通信用语的角度)。( )

15、 As a communication system, protocols need to be developed to ensure that VTS messages are: ( ) A. Clear;

13、 What would be a distress signal? ( )

12、 Which of the following belong( ) to IMO message markers? ( )

11、 Which of the following belong( ) to meteorology and hydrology conditions? ( )

9、Which of the following can the reasons of restricted visibility?
( ) A. mist B. fog C. rain D. snow
Which of the following is/are half cardinal points? ( )

5、 What kind of area can be a berth? ( )

1、( ) who have full authority can send a message which contains “INSTRUCTION”.

67、 INSTRUCTION, it indicates that the following message implies the intention of the sender to influence others by( ).