linearity-graded impurity distribution 线性斜变杂质分布...security-graded 机密的...graded vesting 级差法定利益...graded ply belt 阶梯式运输带...graded tax 等级税...linearity-graded junction 线性斜变接面...graded tariff 多级税率...graded system 分级的,等级制...graded base transistor 渐变基极电晶体...graded insulators 分层绝缘体...graded multiple 分品复接...graded commission 级差佣金...graded distribution 梯度分布...graded junction 渐变接面...graded thermoelectric arm 层级热电臂...graded index optic fiber 分级检索光导纤维...graded insulation 层级绝缘...graded-junction transistor 渐变接面电晶体...graded net 等级网络...graded filter 层级滤波器...
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