搜索 - 科创

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6kg重物和推力没关系的。地面磨擦力是关键。工作时间我看也就是一秒多。按你的说法你在发动机移动后移动了手机，你能跑过去拿起手机对准发动机又把手机摆好？中间只有三秒？你真牛掰，或者就是作死的站在点火的...

嘘。。。。这不好。。发几个相对小的打算出给骨灰人物的吧顺便欣赏一下1、300mm长30mm直径钕玻璃，全新，毛子货绿色是在白炽灯下，红色是在荧光灯下 2、16英寸长7／8英寸粗，大概45...

引用 format0789:以前确实听说过可控硅的逆变器，还看过电路图，但工作频率不高，利用的是振荡中过零自动关断。查了一下资料，可控硅的确难以用于高频。不过我在模拟器里以CCPS电路为原型做出了用...

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