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问题 单项选择题

用于施工过程及其产品的质量检查、检验和评估的费用，指的是施工质量管理的（）。

A．外部故障成本

B．预防成本

C．内部故障成本

D．鉴定成本

答案

参考答案：D

单项选择题

For many years, the principle goal of computer (73) was to write short pieces of code that would execute quickly. The (74) needed to be small, because memory was expensive, and it needed to be fast, because processing power was also expensive.

A．users

B．programmers

C．computer

D．program
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单项选择题 案例分析题

下图为某湖7000年来的湖面变迁状况，该湖多年平均降水量约为80mm，蒸发量约为1315mm。读图，回答下列问题。

下面四幅图中能正确反映图中PQ一线地形剖面图的是（）

A.

B.

C.

D.
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