确定性
He opposed to seek the definitiveness and suggested "knowing" itself "act" as the core. 他反对寻求确定性，认为“知”本身就是以“行”作为核心的。
About 35.29% of the students definit ely or probably had depressive symptoms, and 16.16% of them had anxiety symptoms . 刘贤臣等[1]报道16%25的青少年有不同程度的焦虑，大学生中可能抑郁的人数高达43.
However, there have been few outcomes about the positive definitiveness of covariance matrix, most of which have been restricted to the Covariance-matrix of continuous sample. 然而，目前国内外有关协方差矩阵正定性的研究结果并不多，并且大多是集中在连续型样本协方差矩阵方面。
Because of the overall influence of meteorology factors and underlaying surface factors, the hydrologic time series are high nonlinear, including the definitiveness and randomicity i. 由于气候因素和下垫面因素的综合影响,水文时间序列表现出复杂的非线性,包括确定性成分和随机成分,如月径流序列、日均流量序列等。
But the definitiveness of this assumption must await further empirical investigations and the perceptual symbol theory remains to be validated in the domain of language comprehension. 作为一种新兴的观点，动态模拟假设还需要深入的检验，以进一步充实知觉符号理论的语言理解模拟观。
