正规序列的因子 normal series: 正规级数; 正规列arithmetic series uniform series factor: 等差级数定额序列因数machine of normal series: 标准型机器normal logarithmic probability series: 正态对数机率级数normal series of age gradations: 法正林阶序列; 模式令级序列下载手机词典可随时随地查词查翻译