搜索 - 科创

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导致了近年来3D打印机流行的第一台开源3D打印机Reprap就可以自我复制，当然电路板和电机要另外配。这台机器的套件在淘宝上最低价只要2000RMB，基本上算最便宜的3D打印机，但是组装调整较麻烦，要...

现代原子吸收光谱仪器重要部件进展及方法优势互补之述评戴亚明张宏鹤鄢国强（上海材料研究所检测中心，上海 200437）摘要调研了国外大多数知名品牌的最新原子吸收光谱仪系列。对仪器重要部件的新设计、...

谢邀。实际上国外对通过影像来估算爆炸当量的研究挺多的，尤其是贝鲁特大爆炸后。大概有爆炸开始至声波到达的冲击波波速法、爆炸火球法、爆坑法，再延申一点还可以通过地震等级法、门窗破坏超压法等来计算。但是这些...

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