黧蒴栲(Castanopsis fissa)是我国南方营造防火林带的树种。但苗期生长缓慢。在生长盛期的5—8月定期用不同浓度的硝酸稀土溶液喷施到苗木的叶面,可促进其高生长。处理浓度为
An analytical solution is obtained for the flow due to solid-bodyrotations of an oscillating porous disk and of a fluid at infinity. Neglecting the inducedmagne
The caustic method was utilized to study the contact force transmission in disk assemblies under impact load. The mapping equations were obtained based on the f
Over the past few years a number of low cost metallic foams havebeen produced and used as the core of sandwich panels and net shaped parts.Themain aim is to dev
本文对方程ut+uxxxxt+ux+uux=0提出了一个加权的差分格式,分析了该格式守恒,数值试验验证了方法的有效性。
面对新形势、新任务,商业银行根据行业特点培育选树先进典型,让先进典型的作用得到传承和发扬,对加强和改进思想政治工作、凝聚干部员工的智慧和力量、推动各项事业稳健发展
在江苏全省范围内特殊教育学校均实现了“合格”建设标准之后,势必要考虑特殊教育学校下一步的发展策略问题。对这一问题的思考需要将江苏教育现代化建设、现代学校制度建设以
笔者在解剖一成年男性尸体标本时,见其左侧甲状颈干缺如,其分支肩胛上动脉与肩胛背动脉共干直接起于左锁骨下动脉及左、右肺叶变异,报道如下:
A new 3C duct design method is proposed for designing a high quality, energy-efficiency cost-effective air duct system. It not only considers the demand of volu