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[主观题]
泡沫灭火系统按发泡倍数分为低倍数、中倍数和高倍数泡沫灭火系统。中倍数泡沫灭火剂的发泡倍数为(
)。
A.10~200
B.20~200
C.10~100
D.20~100
查看答案
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A.10~200
B.20~200
C.10~100
D.20~100
A.101~1000倍
B.201~1000倍
C.301~1000倍
D.401~1000倍
A.101~1000倍
B.201~1000倍
C.301~3000倍
D.401~1000倍
A.低倍数液上喷射泡沫灭火系统
B.中倍数泡沬灭火系统
C.高倍数泡沫灭火系统
D.低倍数液下喷射泡沫灭火系统