A．more efficient asB．so efficient thanC．so efficient asD．as efficient as
A. more efficient as
B. so efficient than
C. so efficient as
D. as efficient as
查看答案
A．MarketsB．AffairsC．CentersD．Fairs
A. Markets
B. Affairs
Centers
D. Fairs
以下程序运行后输出的结果是 ______。 a = 3 b=-123 m=Len(Str$(A)+Str$(B)) Print m End
A. 9
B. 5
C. 7
D. 8
How can you stop the host from offering you food？
A. To refuse the offer directly.
B. To throw the food out of the window.
C. To tell them the truth.
D. To leave some food on your plate.
图示两根简支梁，一根材料为钢，另一根材料为铝。已知它们的抗弯刚度EI相同，在相同外力作用下，两者的不同之处为()。
A. 弯曲最大正应力
B. 剪力图
C. 最大挠度
D. 最大转角
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