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【多选题】
下列关于消火栓系统和水喷淋系统的给水量以及消防竖管的流量分配的说法中，正确的有（）。A.
高层建筑室内消火栓的设计流量为30~60L/s
B.
民用建筑室内消火栓的设计流量为10~30L/S，室外消防水量为5~30L/s
C.
民用建筑室内消火栓的设计流量为5~30L/s，室外消防水量为10~30L/s
D.
厂房仓库等设计流量为10~45L/s，室外消防水量为5~40L/S
E.
厂房仓库等设计流量为5~40L/s，室外消防水量为10~45L/s
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举一反三
【单选题】According to Isaac-Mohr, increased selectivity means better students are going to all colleges.
A.
Y
B.
N
C.
NG
【简答题】平键的()是工作面,靠()的相互挤压来传递转矩。
【单选题】It can be inferred from the second paragraph that ______.
A.
Isaac Asimov will make new laws to replace the old ones.
B.
the Three Laws of Robotics have been invalidated.
C.
the book I, Robot was published in Hollywood.
D.
Isaac Asimov has shifted his attention to films.
【单选题】—When did the old man die? —In 2004. He _______ for nearly ten years.
A.
died
B.
has died
C.
is dead
D.
has been dead
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