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网络拓朴结构 名词解释

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目标集中型战略有()三种模式。

【C2】

A. office
B. program
C. organization
D. department

电子商务交易实体的组成包括:()。

According to Bas Lansdorp, which of the following is NOT TRUE?

A. For a one-way trip to Mars, all the technology exists.
B. He could not come up with the fund for Mars One.
C. We humans have the rockets to send people to Mars.
D. We humans have the equipment to land on Mars.

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