搜索 - 科创

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原理图仿真如下 pi参数为 100k 400nF 仿真结果 PCB原理图如下驱动一路，另一路反相实物。。。。。。。。。。。分割线。。。。。。。。。。。。。。。。1....

从字面上看，“凌日”与“日凌”是两个相同汉字的正反排列，而实际上它们却是两种很不相同的科学现象。从字面上看，“凌日”与“日凌”是两个相同汉字的正反排列，而实际上它们却是两种很不相同的科学现象。...

氯酸盐太敏感了,还是用硝酸盐或者高氯酸盐可靠些。前面说的喷管大家可以试一试使用水玻璃,就是硅酸钠的水合物混水泥,基本没有烧蚀,有条件的可以考虑使用。

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