The tunnel diode monostable circuit with non-linear biasing plays an important role in millimicrosecond pulse techniques.
非
性偏置隧道二极管单稳路,在
微秒脉冲技术中有广阔的应用
。
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Without assistance, the deepest anyone has gone and lived to talk about it afterward was an Italian named Umberto Pelizzari, who in 1992 dove to a depth of 236 feet, lingered for a nanosecond, and then shot back to the surface.
在没有外力帮忙的情况
，你能达到并事后能活着回来谈论这次经历的最深深度是72米——这项业绩是由一个名叫翁贝托·
里的意大人完成的。他于1992年潜到那个深度，逗留了1毫微秒，然后迅速返回水面。
