A discharge of built up electrical charge, often forming a spark to a point of lower charge or earth.
充电电荷的放电现象，经常在电荷较低的部位或接地处形成火花。
2
The relation between continuous film forming at the input of porous MCP and glow discharge of the gases is discussed, and the harm of failure processing to MCP is analyzed.
讨论在多孔MCP输入面形成连续电子透射膜与气体辉光放电的关系，工艺失败对MCP的危害性。
3
The forming mechanism of different micro structures fabricated by micro electrical discharge machining (EDM) deposition was studied.