但这不完全正确，因为有些人在很多方面具有天赋，但基因有可能强调某一方面的技能，因为这样足以获得样本，并活到生育子女。
This is not entirely true, as some humans are gifted in many ways, but genetics is likely to emphasize one skill or the other as this sufficed to get the specimen to live long enough to procreate.
对小样本且信息不完全的路面数据库建议采用灰色理论进行分析。
Gray theory is recommended for the evaluation of pavement condition when large samples and complete data are not available.
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