Beijing.相关论文
"文化反哺"是指年轻一代对年长一代产生文化影响的现象.家庭教育的连续性、感染性与环境教育的全民性、终身性有相对应的关系,"文化反......
On July 20,the Xi Jinping Thought on Diplomacy Studies Center was inaugurated in Beijing.State Councilor and Minister of......
首次发现并报道了采自北京的端足目异钩虾科河北汲钩虾Jesogammarus(J.)hebeiensis,Hou & Li,2004的雌性个体.文中详细描述了本种......
根据近10年来对北京地区蜡梅(Chimonanthus praecox)的物候观测,探讨了早花蜡梅的花期变化及其影响因素,并对北京地区蜡梅的栽培与配置......
On October 1, 2019, a grand rally kicked off the celebrations of the founding of the People’s Republic of China at Tian’......
For much of the past century,the Forbidden City has been the heart of Beijing.The 180-acre compound,where emperors and t......
通过2007年对玉渊潭公园6种早樱的调查发现,受到冻害的芽均为花芽,表现为芽死亡或发育不完全;冻害程度与早樱品种、树势以及发生冻......
杨镇湿地共有维管束植物243种(或变种、变型),隶属于55科,157属.其中蕨类植物4科,4属,5种:双子叶植物38科,108属,167种;单子叶植物13......
土地沙化不仅是一个重要的生态环境问题,也给社会经济也带来了很大的危害.而北京北部洪积区的沙化问题更是危害着首都的环境.因此......
On January 3^rd,2019,the meeting on the selection of the 2018 top ten news of China’s paper industry,sponsored by China......
On January 14^th,2020,the meeting on the selection of the 2019 top ten news of China’s paper industry,sponsored by Chin......
Peking duck has been served in China for centuries.It is still the most popular dish in Beijing.The duck is roasted,slic......
利用分级采样器分别采集北京市不同区域采暖期的大气颗粒物,分析多环芳烃的组成及含量.结果表明北京市大气总悬浮颗粒物中总多环芳......
在北京市两个区域同时采集不同粒径的气溶胶粒子,利用离子色谱分析了样品中的水溶性无机离子组分.研究发现,城乡结合带采集的总水......
用气相色谱,质谱技术对北京市西北郊2005—2006年大气气溶胶样品中的多环芳烃进行分析检测,并运用比值法、主成分分析/多元线性回归......