This research was undertaken to clarify the characteristics of vegetation change and its main influencing factors on the Qinghai-Tibet Plateau. Using the greenness rate of change(GRC) and correlation
由于时代的进步,全国很多高校都新建了图书馆楼。图书馆的搬迁,不仅是图书资料的简单迁移,而应讲究高效、省力、富有效果。现结合我馆搬迁过程与同行作探讨。我馆现有各种图
一、认定条件rn凡是运用高新技术成果首次实现转化并形成样品、样机或服务的项目可以申请上海市高新技术成果转化项目(以下简称“高转项目”)认定,上海市高新技术成果转化服
The typical loess on high slopes along the BaoLan High-speed Rail, China, was selected as the research object. The influence of the freeze-thaw cycle and dry-wet alternation on the shear-strength para