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均匀场聚焦
释义
均匀场聚焦
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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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upper-air weather station
upper-and-lower-functions method
upper and lower solution method
upper approximate limit
upper approximate value
upper asymptotic density
upper atmosphere
upper atmosphere dynamics
upper atmosphere exploration by balloon
upper atmosphere lidar detection
upper atmosphere model
upper atmosphere monitoring
upper atmosphere observation by air drag of satellite
upper atmosphere observation by trails of the meteors
Upperback
upper base
upper Bohl exponent
upper bound
upper boundary
upper boundary condition
upper bound conjecture
upper bounded
upper boundedness principle
upper bounded variable
upper bound of a family
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