自动喷水系统系统做水压强度试验,当达到试验压力后应稳压();且压力降不应大于()A、30min,0.05MPaB、24h,0.01MPaC、24h,0.05MPaD、30min,0.0lMPa【正确答案】:A【题目解析】:自动喷水系统系统做水压强度试验,当达到试验压力后应稳压30min;且压力降不应大于0.05MPa。
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