单选题 Refer to the inside air foam systems for the fixed foam fire-extinguishing system which used to protect machinery spaces and cargo pump-rooms, the generators shall be above and away from ______ in positions where damage from an explosion is unlikely.

单选题 在保护机器处所和货泵舱的内部空气成泡型固定式泡沫灭火系统中，输送管应位于主要结构之后，且远离______上方等没有遭受爆炸危险的处所。

单选题 After installation of the fixed foam fire-extinguishing system, the system shall be tested to the satisfaction of the Administration, including functional testing of the power and ______, remote and local release stations and alarms.

单选题 The fixed foam fire-extinguishing system and its components shall be suitably designed to withstand ambient temperature changes, vibration, humidity, shock, clogging and corrosion normally encountered on ships.

单选题 固定式泡沫灭火系统一般设有______的风扇向泡沫混合液发泡。

单选题 In the fixed co2 fire-extinguishing system,for ______spaces, the quantity of carbon dioxide available shall be at least sufficient to give a minimum volume of free gas equal to 45% of the gross volume of the largest such cargo space which is capable of be

单选题 主管机关可以接受使用外部空气而发生器位于被保护处所内、通过新鲜空气管道供气的系统，在接受这些系统时，主管机关应至少考虑下列设计细节：______。

单选题 在固定式气体灭火系统中,下列______处所不必配备视觉和听觉警报。