搜索 - 科创

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楼主将空间分划为矩阵格点，因此产生的放电图案与现实世界闪电不是特别像。建议利用插值手段，令黑点可以向非整数坐标的虚点连线。模拟闪电图案是计算机图形学的一个问题，在影视工业中有重要用途，也有许多相关...

方法是从沥青溶液里用Ba盐和硫酸钠载入固相......碳酸盐转化、hbr溶解过柱子，再沉淀。就很粗糙的做了一些不过效果还行处于安全考虑目前没有进一步操作了。得到了大约3.2g产物分装5-7mg在玻璃管...

目前淘宝上见到的盖格管大致有如下几种：J408GamaJ109GamaJ306BetaEbay上有卖俄国计数管SBM-20的，大概19刀。几个参数值得注意：首先，管子的后缀为敏感射线的类型，Gama管...

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