ROO相关论文
本文用压力室法测定了杉木、马尾松一年生裸根苗的水分关系参数,并研究了晾晒失水对两树种根生长势以及造林成活率的影响.结果表明......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Fine Root Patterning and Balanced Inorganic Phosphorus Distribution in the Soil Indicate Distinctive
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
目的:观察评估残冠、残根使用玻璃纤维树脂桩核联合钯银烤瓷冠修复与铸造钯银金属桩核联合钯银烤瓷冠修复的临床效果。方法:选用新......
Two allelopathic rice accessions, PI312777 and Allelopathyl, significantly suppressedthe growth of associated weeds in t......
Reservoir volume optimization and performance evaluation of rooftop catchment systems in arid region
This study evaluated the performance of rooftop catchment systems in securing non-potable water supply in Birjand, locat......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
2008年6月,民政部将“全国城乡基层社会组织改革发展观察点”工作任务部署给青岛市,市委、市政府高度重视,将基层社会组织工作纳入......
Fine Root Patterning and Balanced Inorganic Phosphorus Distribution in the Soil Indicate Distinctive
Plants have diverse strategies to cope with phosphorus (P) deficiency.To better understand how maize responds to P defic......
目的 通过现代有限元方法研究牙周膜上的静平衡应力状态.方法 提出了两种用于分析牙周膜应力状态的有限元方法,把牙周膜看做足整个......
The authors investigate the completeness of the system of eigen or root vectors of the 2 x 2 upper triangular infinite-d......
