多项选择题 航海日志中应记载以下哪些情况？（）

单项选择题 某国际航行货船主甲板上栏杆的高度只有800毫米且没有主管机关的特别批准。根据载重线公约的要求的正确的栏杆高度是：（）

单项选择题 按照SOLAS的油船货油舱的隔离的要求：Cargo pump-rooms， cargo tanks， slop tanks and cofferdams shall be positioned forward of machinery spaces. However， oil fuel bunker tanks need not be forward of machinery spaces. Cargo tanks and slop tanks shall be isolated from machinery spaces by cofferdams， cargo pump-rooms， oil bunker tanks or ballast tanks. Pump-rooms containing pumps and their accessories for ballasting those spaces situated adjacent to cargo tanks and slop tanks and pumps for oil fuel transfer， shall be considered as equivalent to a cargo pump-room within the context of this regulation provided that such pump rooms have the same safety standard as that required for cargo pump-rooms.问：对于某29.7万载重吨的VLCC船型，关于货油舱的隔离，下列哪一项不必位于机器处所的前方：（）