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【单选题】
运输包装又称为A.
内包装
B.
外包装
C.
简易包装
D.
安全包装
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【简答题】听短文，选答案。 1. What did they do on that day? A. They had a meeting. B. They had a party. C. They had a rest. 2. What did the writer want his friends to read? A. Storybooks. B. Chinese books. C. History b...
【简答题】听下面一段材料，回答第1至4题。 1. What does Mr. Henry stone do? A. A bank clerk. B. A teacher. C. A writer. 2. What does Henry like doing at airports? A. Watching people. B. Telling stories. C. Reading magazines. 3...
【简答题】听下面一段材料，回答第1至4题。 1. Where does Mr. Henry Stone do? A. A bank clerk B. A teacher C. A writer 2. What does Henry like doing at airport? A. Watching people B. Telling stories C. Reading magazines 3. What...
【简答题】压电传感器的前置放大器通常有两种,即电压放大器和 ()
【单选题】．Who did the manager of the company ________ the report?
A.
have
B.
have write
C.
have writes
D.
have to write
【单选题】下列雨水管渠系统布置,不符合原则的是( )。
A.
雨水管渠应平行道路敷设,且布置在人行道或草地带下
B.
雨水管渠采用明渠适合在郊区或建筑密度低、交通量小的地方
C.
当出口的水体离流域很近,水体的水位变化不大,洪水位低于流域地面标高,出水口建筑费用不大时,宜采用集中出口
D.
一般在街道交叉路口的汇水点、低洼处应设置雨水口
【单选题】She didn' t know ______ .
A.
where she gets the book
B.
where would she get the book
C.
where getting the book
D.
where to get the book
【单选题】以下关于雨水管渠系统布置的说法不正确的是()?
A.
根据分散和直捷的原则，多采用正交式布置，使雨水管渠尽量以最短的距离重力流排入水体。
B.
尽量避免设置雨水泵站。
C.
可以采用明渠和暗管结合的形式。
D.
当出口的水体离流域很近，水体水位变化不大，洪水位低于流域地面标高时，宜采用集中出口。
【简答题】压电传感器的前置放大器通常有两种, 即 放大器和 放大器。
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