搜索 - 科创

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引用第2楼星星之火于2009-04-24 21:00发表的 :定量的草酸和氯化钙加水研磨即可得到纯度不高的盐酸。。。oxalic acid 大鼠经口LD50=375-475 mg/Kg某人之签名

什么样的FPGA被卡了？话说我手里还有一片EP1C3的FPGA,，没用，以后不可能从事这方面的工作还有几片LATTICE公司的CPLD 谁要的话拿去(离我近的)还有一片S3C44B0

古人发表于 2014-2-17 08:33 升压是说的供电电压变化对输出の影响的测试？板上有一颗LDO，可以在允许的输入范围内确保基准 ...当然是升压10v•﹏•期待

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