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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 发表日期：2020     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Mass matching design of machine tool parts based on spatial dynamics optimization 期刊论文 Zhejiang Daxue Xuebao (Gongxue Ban)/Journal of Zhejiang University (Engineering Science), 2020, 卷号: 54, 期号: 10, 页码: 2009-2017 作者:  Huang, Hua;  Deng, Wen-Qiang;  Li, Yuan;  Guo, Run-Lan 收藏  |  浏览/下载：14/0  |  提交时间：2020/11/14 Design  Frequency response  Multiobjective optimization  Natural frequencies  Predictive analytics  Sensitivity analysis  Testing  Design variables  Dynamic characteristics  Dynamic performance  Matching methods  Moving structures  Optimal distributions  Orthogonal test method  Spatial dynamics   Impacts of urbanization on soil organic carbon stocks in the northeast coastal agricultural areas of China 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2020, 卷号: 721, 页码: 11 作者:  Wang, Shuai;  Adhikari, Kabindra;  Zhuang, Qianlai;  Gu, Hanlong;  Jin, Xinxin 收藏  |  浏览/下载：18/0  |  提交时间：2021/03/23 Urbanization  Soil organic carbon stocks  Spatial variability  Auxiliary variables  Random forest   An improved similarity-based approach to predicting and mapping soil organic carbon and soil total nitrogen in a coastal region of northeastern China 期刊论文 PEERJ, 2020, 卷号: 8, 页码: 26 作者:  Wang, Shuai;  Adhikar, Kabindra;  Zhuang, Qianlai;  Yang, Zijiao;  Jin, Xinxin 收藏  |  浏览/下载：13/0  |  提交时间：2021/03/23 Digital soil mapping  Environmental variables  Spatial variability  Uncertainty   Evaluation of Soil Fertility in a Gravel-Sand-Mulched Jujube (Ziziphus jujuba) Orchard Based on Modified Nemoro Fertility Indexing Method 期刊论文 Agricultural Research, 2020, 卷号: 9, 期号: 1, 页码: 85-93 作者:  Zhao, Wenju;  Luo, Minqiang;  Li, Zongli;  Cao, Taohong 收藏  |  浏览/下载：13/0  |  提交时间：2020/11/14 Alkalinity  Autocorrelation  Biogeochemistry  Crops  Fertilizers  Gravel  Organic compounds  Quality control  Soils  Spatial distribution  Spatial variables measurement  Evaluate  Gravel sands  Modified Nemoro  Soil fertility  Spatial variability   Mapping Worldwide Environmental Suitability for Artemisia annua L. 期刊论文 SUSTAINABILITY, 2020, 卷号: 12, 期号: 4, 页码: 10 作者:  Ding, Fangyu;  Ma, Tian;  Hao, Mengmeng;  Wang, Qian;  Chen, Shuai 收藏  |  浏览/下载：20/0  |  提交时间：2020/05/19 artemisinin  Artemisia annua L.  spatial predictor variables  species distribution modelling  environmental niche   Ecological fragmentation two years after a major landslide: Correlations between vegetation indices and geo-environmental factors 期刊论文 Ecological Engineering, 2020, 卷号: 153, 页码: 105914 作者:  Gomes, Pattiyage I.A.;  Aththanayake, Uthpalana;  Deng, Wei;  Li, Ainong;  Zhao, Wei 收藏  |  浏览/下载：13/0  |  提交时间：2020/06/12 Detrended correspondence analysis  Environmental factors  Environmental variables  Management strategies  Spatial variations  Spatially explicit  Temporal trajectories  Tropical environments