The characteristic parameter and simularity classification is a new method for correcting the matrix effect. 特征参数和相似分类方法是一种新的基体效应校正方法。
The low water level of Yichang Section is a characteristic parameter which reflects the navigation condition of Gezhouba ship locks. 摘要宜昌断面的枯水水位是反映葛洲坝船闸通航条件的特征参数。
