该理论是建立在地统计学基础之上，其研究的主要对象就是那些在空间上具有一定变异性的随机变量。
The main research objects of this theory that bases on the geostatistics are those random variables with certain variability on space.
心率变异性存在情境分离现象，提示个体心理活动有着一定程度的生理储备。
Phenomenon of situational separation was found in this study which suggests that psychological activity have a certain degree of physiological reserve.
由于轻芳烃有一定的挥发性和变异性，样品的保真非常重要。
The true of sample is very important due to the volatility and alterability of light aromatic hydrocarbon.
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