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均匀场聚焦
释义
均匀场聚焦
Encyclopedia
工学
电子注聚焦
释
uniform field focusing
均匀场聚焦
使电子注内空间电荷发散力、离心力和磁聚焦力之间达到平衡,使电子注没有波动或波动很小的电子注聚焦方法。
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origin data authentication
origin moment
origin of agriculture
origin of a vector
origin of C4 plants
origin of civilization
origin of coal
origin of coordinates
origin of dry-land agriculture
origin of early hominins
origin of elements
origin of game
Origin of life
origin of longitude
origin of modern human
origin of modern humans
origin of news
origin of oil and gas
origin of play
origin of rapeseed
origin of replication
origin of rice agriculture
origin of species
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origin of the earth's magnetic field
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