... 灭火剂浓度：agent concentration 灭火剂管路系统：agent piping system 灭火剂钢瓶：fire-extinguishing bottle ...
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The nozzle and distribution piping system shall be uniformly installed in the protection area to guarantee the HFC-227ea agent can spray to the protection area uniformly within the fixed time.
保护区内均匀的设置若干七氟丙烷喷嘴和分配管系，确保七氟丙烷灭火剂在规定的时间内均匀的喷向保护区。
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