搜索 - 科创

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n年前nasa就造出来了，核动力巡航导弹，因为喷出来的气体有高度放射性（吸入之后只能活一星期），后来被取消了。美国和苏联也研究过核动力飞机，后来因为防护的等种种问题，还是取消了。不过在太空中核动力是相...

20！不曾存在发表于 2014-4-15 21:37 那么多u盘...... 还有u盘下面的奇怪东西.. 瞎猜：铅笔是最贵的透明的是USB 3.0的intel SLC闪存的U盘用来日常交流...

引用楼主阿飘先生于2012-06-23 20:16发表的来看看钢锯条我不知道哪里生产的 : 主要是这种钢锯条的具体信息生产地制造商详细规格什么的双金属锯条长10英寸，宽1...

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