MARPOL 对比 Navigation Management CES 的使用情况和统计数据

Interactive course of the MARPOL Convention. All Annexes of MARPOL with detailed images. Lots of interesting and varied tests. Try to complete all the tasks and become a captain.

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Navigation Management CES

Seagull CES Crew Evaluation Test The application will help you prepare for passing computer tests Seagull CES NA - Management level. Navigation (Detailed) The application contains 82 questions on the topic: NA - Management level. Navigation (Detailed) The application is equipped with a convenient search. It is possible to take a practice test that you can set up yourself.