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【单选题】
构件的强度、刚度和稳定性A.
只与材料的力学性质有关
B.
只与构件的形状尺寸有关
C.
与二者都有关
D.
与二者都无关
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【简答题】A．Because their hearts have nothing to worry about. B．Because their heart and blood vessel are strong enough. C．Because their muscles are greatly weakened. D．Because they have the best doctor to advis...
【简答题】为什么初创企业的资金大部分来自于个人资金？
【单选题】An exporter should choose a distributor who
A.
has experienced personnel.
B.
has good communication skills.
C.
is welt-established in the target market.
D.
is not financially dependent on the import business.
【多选题】民族地区地域辽阔,资源丰富,在___、___、___、___、___等方面,都有独特优势,各地都把优势发挥出来了,民族地区的经济就活了。
A.
农牧业
B.
矿产
C.
能源
D.
文化
E.
旅游
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