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【简答题】
流体以湍流状态流过圆形换热（l/d>50），若管径变为原来的0.8倍而流量不变，则对流传热系数变为原来的多少倍？（ ）（保留两位小数）
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反馈参考答案：
举一反三
【简答题】基于名义利率和实际利率的不同,弗里德曼和施瓦茨使用了什么样的论据来证明在大萧条期间货币政策是紧缩的?
【单选题】When the whale was rescued, many people saw it swimming in ______ seemed like a joyful circle. [ ]
A.
it
B.
where
C.
which
D.
what
【单选题】《中国药典》2015年版规定柏子仁等14味易受黄曲霉毒素感染的药材及饮片增加了( )检査项目和限度标准
A.
残留溶剂
B.
二氧化硫残留量
C.
化学残留物
D.
黄曲霉毒素
【多选题】合同生效应当具备的条件包括______。
A.
意思表示真实
B.
不违反法律或者社会公共利益
C.
当事人具有合格的法定代理人
D.
当事人合并或分立后对合同效力无影响
E.
当事人具有相应的民事权利能力和民事行为能力
【单选题】A crew was at the Circle Five Ranch to film a Marlboro commercial. This was in 1968, before they prohibited cigarette ads from American television. Darrell Winfield was watching the crew set up the eq...
A.
Cigarette ads were prohibited in the US.
B.
Cigarette ads are prohibited on television in the US.
C.
The Marlboro commercial was prohibited on television.
D.
The Marlboro commercial was produced on television.
【简答题】In this task, you'll hear a story of Stonehenge, the mysterious circle of stones in England. A. Answer the following questions. When was the circle of stones put up at Stonehenge?
【简答题】合同生效应当具备的条件包括( )。 A．当事人具有相应的民事权利能力和民事行为能力 B．意思表示达成一致 C．意思表示真实 D．不违反法律或者社会公共利益 E．采用书面形式
【简答题】A film was at the Circle Five Ranch to film a Marlboro commercial. This is in 1868, before they prohibited cigarette ads from American television. Darrell Winfield was watching the crew set up the equ...
【单选题】When was/is the first learning circle study session?
A.
last week
B.
next week
C.
Thursday, 6th August
D.
this evening
【简答题】When was the circle of stones put up at Stonehenge?
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