搜索 - 科创

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每个器件，最好能关联其datasheet。还有料号编辑。料号Part Number最好每个器件至少有两个。第一料号为设计料号，或系统料号。第二个料号PN2，为生产商料号。例如：国巨的10k，smd，0...

这些方案都是不考虑气球回收的，气球不管是被火箭刺破，或者是由于气压自爆都是会毁的，即使用氢气发生爆炸也是在大气层边缘基本无害当然这些项目肯定都是用氦气的，用这么大量的氢气太危险了。发射配套系统的回收不...

我掐指一算，美国大约1%的人获得了PhD，这些人进入Apple Meta Google Microsoft的概率小得可怜，大约是3sigma吧。现在可不比几十年前。专升本，英国1年硕，在线硕士，大家都...

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