Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Yong-Chun, Yang"'
Publikováno v:
Journal of Nuclear Materials. 576:154259
Publikováno v:
资源科学. 42:409-423
Autor:
Sheng Lin, Yan-ling Zhang, Ming-tao Liu, Jia-chen Zi, Mao-luo Gan, Wei-xia Song, Xiao-na Fan, Su-juan Wang, Yong-chun Yang, Jian-gong Shi
Publikováno v:
Acta Pharmaceutica Sinica B, Vol 1, Iss 2, Pp 89-92 (2011)
Two new ar-bisabol sequiterpenes, (+)-(7S,10S)-10-epi-7,10-epoxy-3-hydroxy-ar-bisabol-11-ol (1) and (+)-(7R,8R,10S)-10-epi-7,10-epoxy-8-hydroxy-ar-bisabol-11-ol (2), have been isolated by a combination of various column chromatographic techniques inc
Externí odkaz:
https://doaj.org/article/31d1aa344c2748d0a076bc322a3ef694
Publikováno v:
Ying yong sheng tai xue bao = The journal of applied ecology. 32(3)
We built a comprehensive evaluation index system of urbanization in Chengdu-Chongqing (Cheng-Yu) urban agglomeration from four subsystems, including the economic, social, ecological, and urban and rural coordination. The comprehensive evaluation inde
Publikováno v:
JOURNAL OF NATURAL RESOURCES. 36:2264
Autor:
Yue-ping, Jiang, Yu-feng, Liu, Qing-lan, Guo, Cheng-bo, Xu, Sheng, Lin, Cheng-gen, Zhu, Yong-chun, Yang, Jian-gong, Shi
Publikováno v:
Yao xue xue bao = Acta pharmaceutica Sinica. 51(4)
Sixteen lignanoids were isolated from an aqueous extract of the commonly used Chinese traditional medicine Dangshen, the dried roots of Codonopsis pilosula, by using a combination of various chromatographic techniques, including silica gel, macroporo
Autor:
Ling-Yan, Wang, Yu-Hong, Qu, Yan-Cheng, Li, Yu-Zhuo, Wu, Rui, Li, Qing-Lan, Guo, Su-Juan, Wang, Ya-Nan, Wang, Yong-Chun, Yang, Sheng, Lin
Publikováno v:
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica. 42(14)
Twenty five known aromatic glycosides (1-25) and three known sesquiterpene glycosides (26-28) have been isolated from the twigs of Litsea cubeba by using various chromatographic techniques. Their structures were identified by spectroscopic data analy
Publikováno v:
Proceedings of the 2017 International Conference on Manufacturing Engineering and Intelligent Materials (ICMEIM 2017).
Publikováno v:
Advanced Materials Research. :4875-4878
The process of urbanization has significant and various impacts on the environment of the earth, either positive or negative. In this paper, multi-disciplined methods such as GIS and bird survey were used to monitor the landscape change and ecosystem
Publikováno v:
Advanced Materials Research. :639-643
It is important for the control system analyst to understand the complete relationship of the complex-frequency representation of a linear system, the poles and zeros of its transfer function, and its time-domain response to step and other inputs. In