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中国古代军事思想成熟阶段中最杰出的军事家是谁？

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办理商业汇票的再贴现和转贴现时，应将汇票做成（）。

A. 委托收款背书
B. 转让背书
C. 质押背书
D. 再贴现背书

A SELECT statement can be used to perform these three functions: 1. Choose rows from a table. 2. Choose columns from a table 3. Bring together data that is stored in different tables by creating a link between them. Which set of keywords describes these capabilities? （）

A. difference, projection, join
B. selection, projection, join
C. selection, intersection, join
D. intersection, projection, join
E. difference, projection, product

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什么是雷达的标定？

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柴油机前后增压器的冷却水属于高温冷却水系统。

A. 正确
B. 错误

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