1.Anauctioneeris a person in charge of an auction).He asks the crowd assembled in the auction-roomto make offers,.
查看答案
Anofferis the amount of money that someone says they will pay to buy something. or “bids”,or the various items on sale.
A. 对
B. 错
1.Auctioning can be dated back to700B.C.
A. 对
B. 错
What do you know about the word “auction”?
钢筋混凝土轴心受压短柱的承载力取决于( )
A. 混凝土强度和纵向钢筋截面面积
B. 箍筋的间距和直径
C. 纵向钢筋的强度和截面面积
D. 长细比
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