The covariation of language and society is a fundamental concept in the covariation theory of sociolinguistics.
语言和社会的共变是社会语言学共变论的一个基本观点。
The algorithm constructs matrixes by using covariation or covariation coefficient and estimates bearing and range of near-field sources by rooting method.
本方法利用协变异(或协变异系数)构造矩阵,并通过求根的方法估计近场源的方向角和距离参数。
The covariation between the potential cause and the result and the causal power of the potential cause are two most important factors in causal judgement.