亚洲天堂中文字幕精品在线观看,国产香蕉新97超碰,亚洲国产区在线播放,av 在线免费观看国产,亚洲天堂中文字幕在线观看的网站,久久久夜夜夜精品国产,天天干天天日天天添天天射,日本不卡视频二区三区,亚洲欧美日韩一区二区视频

 
 
 
 
 
目 次
1 總則............................................................................................................................................ 1
3 設置場所火災危險等級............................................................................................................ 8
4 系統(tǒng)選型 ...................................................................................................................................17
4.1 一般規(guī)定 ................................................................................................................................17
4.2 系統(tǒng)選型 ................................................................................................................................18
5 設計基本參數(shù) ............................................................................................................................29
6 系統(tǒng)組件.................................................................................................................................... 41
6.1 噴頭......................................................................................................................................... 41
6.2 報警閥組................................................................................................................................. 44
6.3 水流指示器............................................................................................................................. 46
6.4 壓力開關................................................................................................................................. 46
6.5 末端試水裝置......................................................................................................................... 47
7 噴頭布置 ....................................................................................................................................49
7.1 一般規(guī)定 .................................................................................................................................49
7.2 噴頭與障礙物的距離 .............................................................................................................59
8 管道 .............................................................................................................................................63
9 水力計算..................................................................................................................................... 42
9.1 系統(tǒng)的設計流量...................................................................................................................... 42
9.2 管道水力計算 ..........................................................................................................................46
9.3 減壓措施 ..................................................................................................................................50
10  供水.......................................................................................................................................... 42
10.1 一般規(guī)定 ................................................................................................................................42
10.2 水泵 ........................................................................................................................................42
10.3 消防水箱 ................................................................................................................................43
10.4 水泵接合器............................................................................................................................ 44
11 操作與控制................................................................................................................................ 46
12 局部應用系統(tǒng)............................................................................................................................ 48