通风空调工程对于民用和公用建筑的低速系统来说其主风道风速为()m/s。A.<15 B

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问题:

通风空调工程对于民用和公用建筑的低速系统来说其主风道风速为()m/s。

A.<15

B.<10

C.<12

D.10~15

考点:造价工程师建设工程技术与计量(安装)建设工程技术与计量(安装工程部分)
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缺词填空。

根据所给首字母提示完成短文填词。

     A foolish (傻) man went to a food shop to buy a fish. As he didn't know h  1   to cook fish, he asked the

shopkeeper to tell the way of c  2    it. The shopkeeper did so.

     "But I can't remember your w  3  ," the foolish man said,"Will you please w  4   them down for me?" The

shopkeeper was kind e  5   to write his words down for the man. The foolish man left happily w  6   the fish

in his basket and the note in his pocket. On his way home, a cat saw the fish and f  7   the man.

      Suddenly the cat jumped at him, took the fish away from the basket q  8   and ran off at once. The foolish

man stood there, not k  9   what to do. Then he laughed to the cat,"Never mind. You don 't know how to eat it. The note is s  10   in my pocket."

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真菌败血症的特点为

A.常有基础病,多在严重疾病的后期,常为医院内感染

B.低热,病情进展缓慢,多个脏器可见转移病灶

C.临床毒血症症状可被原发病和伴发的细菌感染所掩盖

D.预后良好

E.以白色念珠菌最为多见

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在农历廿四个节气中,以()、()、()、()四个节气作为四季的开始。

题型:单项选择题

二进制数101100101001转换成十进制数是

A.33488

B.2857

C.44894

D.23455

题型:单项选择题

附挂回送时YZ-1型空气制动机应关闭中继阀前()塞门,开放无动力回送塞门。

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