搜索 - 科创

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4148不仅电流小，耐压太低，只有75V，最好采用耐压高的高频管。FR107可以，其实还有更好的。FR108和FR110，速度比FR107快一倍多(FR110比较难买)。MOS电流不用很大，5~10A...

安忆lucky 发表于 2014-8-12 13:13 话说为什么DR和VTTC的电弧比较粗直？而sstc电弧则有火焰的感觉。个人比较喜欢sstc，很飘逸的感觉(^_^ ...如果让DRSSTC或...

LZ如果想处理含有重铬酸钾的废水的话，可以先往废水中加入少量酸液，使废液的PH在3~4之间，然后在废水里慢慢加入过氧化氢（反应的剧烈程度视反应物的浓度而定，因为反应有氧气放出，注意由于溶液飞溅而产生的...

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