病人的原因在我们研究中就是手术年龄与性别。
The patient factors analyzed in this study were age at surgery and gender.
用期望值原理构造推算纯保费，将年龄与性别作为风险因素引入最优奖惩系统，并推算不同类别保单组合的后验保费。
The expected value principle to compute the pure premium, introducing risk factors into the bonus-malus system to calculate the posteriori premium of varied policy-holders.
灰狼有相对长的头骨和一个灰色的狼头骨或多或少与另一个(年龄和性别差异尽管相同)。
Gray wolves have relatively long skulls and one gray Wolf skull is more or less the same as another (age and gender differences notwithstanding).
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