简介:研究了广义Jacobi矩阵的特征值和特征向量问题,给出了一个特征对恰是广义Jacobi矩阵J的第j个特征对的充分必要条件。
简介:while others use the different images to explain the same thing. 2.1The similarities between English idioms and Chinese idioms about the geography In many of the Chinese and English idioms,The environment influences the culture deeply. The Chinese agriculture civilization makes the Chinese idioms use the geographical words as the images. And the English sea civilization makes the English idioms use the image about the sea.3.2The causes of the Chinese and English idioms using the ,so the English culture is the sea civilization.[3]2、The similarities between English idioms and Chinese idioms about the geographyThe idioms are the fossils of the Chinese and English cultures. In the Chinese and English idioms
简介:摘要:由于地质构造和矿山形成的因素不同,致使矿山的矿床地质特征有着自身的属性,加强对矿场地质特征的分析和研究,准确把控各项勘探数据,将有助于采矿方案设计的科学性和严谨性,结合着正确的开采形式和方法,有利于降低采矿业安全事故的发生率,并提升采矿企业的经济效益。