“shelterbelt program for middle reaches of Yellow River”的概念、定义、翻译、参考文献-科学参考

单词	shelterbelt program for middle reaches of Yellow River
释义	shelterbelt program for middle reaches of Yellow River Encyclopedia 理学黄河中游防护林体系建设工程释 shelterbelt program for middle reaches of Yellow River黄河中游防护林工程在陕西、甘肃、宁夏、山西、内蒙古、河南6省（区）涉及黄河流域的水土流失地区进行多功能防护林构建的工程。
随便看	positive cycle positive definite positive definite bi linear form positive definite bi-linear form positive definite closed form positive definite form positive definite function positive definite functional positive definite Hermitian matrix positive definite inner product axiom positive definite kernel positive definite matrix positive definiteness positive definite operator positive definite potential positive definite product positive definite quadratic form positive definite scalar product positive definite sequence positive definite solution positive definite space positive definite tensor positive definte rational fanction positive deviation positive diffeomorphism

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