前人及我们最近的研究结果表明：宁夏固原炭山地区存在大量的与煤伴生的油页岩资源。
It is pointed out that there are abundant resources of oil shale which accompany coal in Tanshan , Guyuan , Ningxia , West-China.
知识信息传播；服务功能；宁夏固原。
Knowledge information dissemination; Service function; Ningxia Guyuan.
通过对宁夏固原不同植物过程土壤剖面有机碳含量和含水量的测定和分析。
The contents of organic carbon and water of different plant processes in soil profile of NingXia GuYuan are measured and analyzed.
在宁夏山区固原市，有一条长约20公里公路叫做“德林大道”；
There is a road about 20klio meters long called "DeLin avenue" in GuYuan City Ningxia mountainous area;
在宁夏山区固原市，有一条长约20公里公路叫做“德林大道”；
There is a road about 20klio meters long called "DeLin avenue" in GuYuan City Ningxia mountainous area;
应用推荐