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【判断题】
弯曲件的回弹主要是因为弯曲件弯曲变形程度过大而导致的A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Which of the following statements is true?
A.
When sunlight strikes an object, all the energy is absorbed.
B.
When sunlight strikes an object, all the energy is reflected.
C.
Snow reflects all the energy from the sun.
D.
Snow contributes to the low temperatures of winter.
【单选题】Which of the following is NOT the bilateral issues between the US and Saudi Arabia?
A.
Energy stability and security.
B.
Counterterrorism and military planning.
C.
Trade and investment.
D.
Human rights and economy development.
【单选题】Another important measure to ( ) energy security is to improve the efficiency of energy use and reduce waste. 另一个确保能源安全的措施是提高能源使用的效率及减少浪费。
A.
scar
B.
scarf
C.
safeguard
D.
watchdog
【简答题】You need to do something _____________ ( energ y) and different.
【简答题】典型的B2C商务网站的功能主要由( )系统和后台系统两部分组成。
【单选题】President Jimmy Carter met with serious domestic problems, primarily the economy and energy. Rising oil and food prices, a slowdown in the economy, and double digit inflation, which approached 14 perc...
A.
18 percent
B.
14 percent
C.
20 percent
D.
5.6 percent
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