タイトルまたは説明

watertight doors when ship inclining to *5 degrees can opening and closing, and should be in the operating room with that watertight door is open or close on display device. The door should be open and close in place at each side of the bulkhead.Watertight doors shall be from the control room in the time of not less than *0s and *0s remote shutdown, and should be equipped with different alarm device with other equipment. Sound alarms are maintained at least 5S, but not more than *0s, until door closed.