Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB 5135.9-2018 |
Automatic sprinkler system—Part 9:Early suppression fast response (ESFR) sprinklers 自动喷水灭火系统 第9部分:早期抑制快速响应(ESFR)喷头 |
China National Standards 9:Early |
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