According to action principle, extinguishing process and efficiency of the sprinkler systems, it is put forward that the ringed arrangements replace the ramiform arrangements.
根据自喷系统作用原理、灭火程和效率,提出用环状管网代替目广泛采用状管网观点。
According to action principle, extinguishing process and efficiency of the sprinkler systems, it is put forward that the ringed arrangements replace the ramiform arrangements.
根据自喷系统作用原理、灭火程和效率,提出用环状管网代替目广泛采用状管网观点。
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