second-air pump 中文意思是什麼
second-air pump
解釋
二次空氣泵-
Second - air pump
二次空氣泵 -
To design multistage depressed collectors. to classify electrons by their speeds, electrons with high energy are collected by low potential and those with low energy collected by high potential ; to try to avoid second electrons " emission. besides those air pump system was introduced briefly. 4
將電子按速度分類,高電位收集動能小的電子,低電位收集動能大的電子,使收集極幾乎不消耗能量,同時盡量避免二次電子的發射,保證行波管的工作穩定性,此外還簡單介紹了下氣體電動態系統。
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