【单选题】
属于消防专业要计算的设备是___
A. 空调
B. 喷淋头
C. 暖气
D. 风机盘管
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B
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根据《消防给水及消火栓系统技术规范》(GB50974-2014) 的规定，室内消火栓系统管网安装完成后，对其进行水压试验和冲洗的正确的顺序是（ ） ___
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依据《通用安装工程工程量计算规范》（GB50856-2013），项目安装高度若超过基本高度时，在“项目特征”中描述，对于附录J消防工程，其基本安装高度为___
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GQI2019中，消防电专业电缆敷设弛度、波形弯、交叉的预留长度系数为2.5%，计算基数设有的是___
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D. 综合管辖只能使用直线命令进行绘制
【单选题】
喷淋系统水灭火管道：室内外界限应以建筑外墙皮1.5m为界，软件中如何精准绘制？___
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