单项选择题 The Garbage Record Book, as a part of the ship’s official logbook, shall be kept on board and preserved for a period of （）

单项选择题 One of the major features of the STCW95 is the adoption of a new STCW Code, to which many have been transferred（）

单项选择题 The Convention is the first to establish basic requirements on training certification and watch-keeping for seafarers on an international level（）