搜索 - 科创

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第一步还是拜虎哥。感谢虎哥保证了发动机的安全工作，没有出现爆炸等事故。推进剂简介：液态氧气态氧由液态氧经气化而成,液态氧呈浅蓝色,沸点为-183℃；冷却到-218.8℃成为蓝色固态。在空气中...

之前我在高压版块发过两个关于小TC的帖子，内容基本上是定性定量分析了一下大家喜闻乐见的自激特斯拉线圈驱动电路的特性。之后我一直在考虑，这么大的线圈，只能出这么小的电弧吗？按照电流密度来计算，这个小线...

空中到处是密集的无线电波。地方性AM和FM电台依然是各年龄阶层人群的主要选择，早上堵车时你会打开广播，傍晚散步时你也会带上耳机收听。Sirius和XM卫星广播业务也在不断高涨，现在其用户总数刚好超...

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