单选题 ______ is a system employing open nozzles attached to a piping system connected to a water supply through a valve that is opened by the operation of a detection system installed in the same areas as the nozzles or opened manually.

单选题 For ships constructed on or after 1 January 2009，all bilge pipes used in ofuel storage tanks shall be of ______ or other suitable material

单选题 为了适应现代技术和消防安全系统的发展，______可以批准非FSS规则规定的消防火安全系统，只要其满足SOLAS公约第II-2章F部分的要求。

单选题 FSS规则中的主管机关系指______。

单选题 国际通岸接头的螺栓及螺母应为______套。

单选题 The rigid helmet required by fire-fighter's outfit shall provide effective protection against______。

单选题 For bilge pipping systems in passenger ships constructed on or after 1 January, 2009,all cocks and valves which can be operated from above the bulkhead deck shall be so arranged except ______

单选题 For each breathing apparatus required by fire-fighter's outfit a fireproof lifeline of at least ______ m in length shall be provided.

单选题 除另有明文规定外，FSS规则适用于______或以后安放龙骨或处于类似建造阶段的船舶的消防安全系统。