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二讲话于国家标准《自动喷水灭火系统施工及验收规范》汪光熹会议上国工程建设标准定倾工作的公告3 .41.4 11 1117 18191940 44 4444岌刀3年l月16日)························……【1 .11灭火系号·························,
Second speech on the national standard “Sprinkler Systems Construction and Acceptance Code” Wang Guangxi meeting on the construction of the national engineering standards Dingli work announcement 3 .41.4 11 1117 18191940 44 4444 Kemo three years on January 16) ... ···························································· 【1 .11 Extinguishing System ························ ···,