- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
單項(xiàng)選擇題
中壓消防水嗆的工作壓力范圍在DMpa之間（）
A.1.5—2.4
B．1.5—2.5
C．1.6—2.4
D．1.6—2.5
B．1.5—2.5
C．1.6—2.4
D．1.6—2.5
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