In the selling concept, the firm’s obsession is to make what customers want.
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The statement“government of the people, by the people, and for the people”is first given by Abraham Lincoln.
A. 对
B. 错
One of the three advantages that generate revenue growth is cost efficiencies of serving repeat customers.
A. 对
B. 错
6-10、纯剪切单元体属于单向应力状态。
A. 对
B. 错
6-11、纯弯曲梁_上任- -点的单元体均属于二向应力状态。
A. 对
B. 错
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