yangou meaning in Chinese

烟垢

In order to provide the foundation for the policies to be usefully put in practice , taking yangou basin as a case study and using day - by - day meteorological data of yanan station in 1997 to 2002 , it simulated and analyzed the quantitative relation between soil and water loss and topographic condition by the aid of win - yield software
为使生态退耕政策得到有效落实，本文基于win - yield软件，以延安燕沟流域为例，利用1997 ~ 2002年延安站的逐日气象数据和燕沟流域地貌、土壤及土地利用等资料，模拟分析了不同地形高程、坡度和坡向条件下坡耕地种植不同作物可能产生的水土流失量及其地形分异特征。
The conodont fauna of late permian to early triassic from yangou section in leping area , jiangxi province was discussed in this paper . all of the conodont individuals founded in this section were listed in a figure . according to the distribution of the important conodont elements , this section was divided into three conodont zones from the upper permian to the lower triassic
讨论了赣中乐平地区沿沟剖面上二叠统至下三叠统地层的牙形石动物群，列出了牙形石的各个形态属种在地层中的分布及其数量变化。根据特征牙形石分子的地层分布，将该段地层自下而上划分为3个牙形石带，分别是：