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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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drainage ditch on slope
drainage during construction
drainage engineering management
drainage floor drain
drainage gas production technology
drainage in ancient China
drainage index
drainage in saline-alkali land planting
drainage & irrigation textiles
drainage lifting equipment
drainage management
drainage map
drainage method
drainage modulus for surface waterlogging control
drainage network
drainage of exploratory tunnel
drainage of operating tunnel
drainage of tunnel and underground engineering
drainage of tunnel arch
drainage of tunnel substructure
drainage oil
drainage pattern
drainage pavement
drainage pipe
drainage pipe network
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