重载哪个函数用于接收页面导航参数？ A: OnNavigatedTo B: NavigatedTo C: OnNavigated D: Navigated

Which（）need NOT be entered in the Official Logbook? A: The testing of the internal combustion engine driven emergency generators at least once each month the vessel is navigated B: The testing of storage batteries for emergency lighting and power systems once each 6 months the vessel is navigated C: The actual draft when the vessel arrives in salt water after departing a port D: The testing of the line-throwing appliance once every 3 month

（）of the following need not be entered in the official logbook? A: The testing of the internal combustion engine driven emergency generator at least once each month the vessel is navigated B: The testing of storage betteries for emergency lighting and systems once each 6 months the vessels is navigated C: The actual draft when the vessel arrives in salt water after department a port D: The testing of the line-throwing appliance once every 3 month

（ ）is safety communication between ships from the position from which the ships are normally navigated A: VHF communication B: MF communication C: INMARSAT communication D: Bridge-to-bridge communication