每一检验批且不超过300m3砌体的各种类型及强度等级的砌筑砂浆,每台搅拌机应至少抽检一次。( )
参考答案:对
---Could you please give the dictionary to Wang Feng?
---Yes, of course! I’ll give it to him ________ he comes back.
A.since
B.before
C.as soon as
D.until
室内消火栓系统由()等组成。
A.消防给水设施
B.消防给水管网
C.室内消火栓设备
D.报警控制设备
E.系统附件