按目标客户分类，200以上、跨地区经营的企业应属于()。

We learn from the beginning of the text that what strikes Bushs father is thatA．American allies began to appreciate unilateralism.B．Americans come to get over some misconceptions.C．the U.S. became the largest power since Rome.D．Americans can achieve its objectives unilaterally.

A.American
B.
B．Americans
C.
C．the
D.S.
E.
D．Americans
F.

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已知373K 时液体A 的饱和蒸气压为133.24kPa，液体B 的饱和蒸气压为66.62kPa。 设A和B形成理想溶液，当溶液中A的物质的量分数为0.5 时，在气相中A的物质的量分数为( ) A、1 B、1 2 C、2 3 D、1 3

A.24kPa，液体B
B.62kPa。
C.5

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