魏嵩寿、俸雅琼(2005)从实证和理论两方面阐述了中澳货物贸易的加快发展及其缘由，并指出当前还存在着影响两国贸易关系的一些不确定因素，如世界安全环境中的不确定性、中澳两国国内经济发展中的...

AbstractIn this paper,we take the final question of mathematics in the middle schoolentrance examination of Chengdu in the past six years (usually the last question in thetest pape...

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AbstractThe question of the degree of development of the consumer market in rural areasof our country is a matter of economic concern,which is worthy of discussion and study for a ...

AbstractThis paper takes the test questions related to angle transformation formula in the newcurriculum standard national examination paper (mathematics for science)from 2009 to20...

目录言.11.一元函数的极值.21.1极值定义.21.2必要条件…21.3充分条件….22.二元函数的极值.。.42.1无条件极值….42.2条件极值.62.2.1利用代入消元求取极值.72.2.2利用拉格朗日乘数法求取极值..8...

目录引言…11研究背景11.1问题的提出…1.1.1记忆学习与深度学习的教学现状..................1.1.2记忆学习与深度学习的重要性.21.2记忆学习与深度学习的界定..31.3国内外研究现状.31.3.1国外研...

目录言11向量的向量积在中学数学中的应用的国内研究综述…22向量的向量积有关的知识32.1两向量的向量积……32.1.1向量积的定义…32.1.2向量积的运算规律…42.2向量积的坐标运算……43利用向量的...

毕业设计（论文）外文摘要TitleProtection and Regulation of Freedom of Speech on theInternetAbstractFreedom of speech on the Internet is one of the expression forms of freedomof spee...

Research on Death Penalty of Drug Transporting CrimeAbstract:Death penalty is a kind of severe penalty with a long history,whichtakes the right to life as the object.In recent year...