搜索 - 科创

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C语言高效编程的几招(转) 发布时间： 2008-6-26 下午3:14 引言：　　编写高效简洁的C语言代码，是许多软件工程师追求的目标。本文就工作中的一些体会和经验做相关的阐述，不对的地方请各位...

镉棒缓慢的从反应堆内被抽出，当计数器的响声越来越密集最后响成了一片，科学家们意识到反应堆达到临界了。寒假打了一个半月的我的世界，感到在浪费时间。科创论坛搜索芝加哥一号堆并无相关...

对金的回收一般使用干法或湿法两种工艺。干法的工艺很简单，其原理是利用高温使废旧部件中的非金属与金属分离，部分非金属变成气体从体系中逸出；另一部分呈浮渣形式浮于金属熔融物料上层。这种方法最终取得的金...

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