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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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totally symmetric loop
totally symmetric plane partition
totally symmetric plane partition theorem
totally symmetric plane partition (TSPP)
totally symmetric polynomial
totally symmetric quasigroup
totally symmetric self-complementary plane partition
totally thin set
totally transcendental theory
totally umbilical
totally umbilical hypersurface
totally umbilical submanifold
totally unimodular matrix
totally unstable solution
totally well-ordered set
total magnetic field survey
total magnetic intensity
total magnitude
total mapping
total mass
total matrix algebra
total matrix ring
total mean curvature
total metal
total mixed ration
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