搜索 - 科创

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项目的研发背景背景：目前，探空火箭，成为了对于气象研究观测，人工降雨，地外空间科学研究等。工作的主要途径之一。而在中国，随着爱好者们的自制火箭水平越来越高，对于上层大气探测的兴趣越来越浓厚。本团队主要...

最最实用的手机术语完全解析GSM　　GSM全名为Global System for Mobile Communications，中文为全球移动通讯系统，俗称“全球通”，是由欧洲开发的数字移动电话网络标...

前言：刚考完四六级，正好是偷懒不想复习，找了个冠冕堂皇的理由说不看书，找个英文的东西练一下翻译（其实就是开小差）。十月份被帽子叔叔查了水表，说我网购硝酸钾和硫，被没收了一部分化学品。虽然还有材料制作燃...

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