35、排出流横向力对于右旋固定螺距单桨船___。( )

23、( )is a service to ensure that essential information becomes available in time for on-board navigational decision-making.

22、 When the information requested cannot be obtained, say: ( ).

21、 Which one is not a distress , urgency or safety communication procedure might marked by? ( ))

20、“海上搜救协调中心”用下面哪个缩写表示?( )

19、英文遇险、紧急、安全信文开始分别用什么单词? ( )

16、请选择一个合适的信文标识:( ):I require one pilot and two tugs. ( )

15、请选择一个合适的信文标识:( ):My present maximum draft is 8 meters.

14、请选择一个合适的信文标识:( ) : What is your present maximum draft?

13、 How do you read me? ( )

12、 When visibility is restricted ( ) we can say it is restricted visibility