搜索 - 科创

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那药柱分三段合适吗？，有具体的改进方案吗？比如燃料的配方如何改良？或者有没有推力大而且也可靠稳定的燃料呢？应该如何防止爆炸呢？

话说这颗是无意中长成这样的，上次做完实验后剩下的饱和硫酸铜溶液放在那里没倒掉，过一段时间去看，惊现一个如此好的硫酸铜晶体

应该后面题诗一首：本人已死有事烧纸小事招魂大事挖坟要是想我下来陪我如遇上线纯属尸变[s:274][s:274]话说那个是骨灰所有人的联系方式吧

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