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[期刊论文] 作者：Chuan Liu,Ya-Qiu Jin,
来源：天文学与天体物理学国际期刊(英文) 年份：2019
HF (high frequency) radar sounder technology has been developed for several missions of Mars surface/subsurface exploration. This paper presents a model of roug...
Comprehensive evaluation of rural courtyard utilization efficiency: A case study in Shandong Provinc
[期刊论文] 作者：LIU Ya-qiu,WANG Ai-ling,HOU Jie,CHEN Xin-yu,XIA Jin-shan,
来源：山地科学学报（英文版） 年份：2020
China is implementing the strategy of Rural Revitalization.Revitalizing idle and inefficient utilization courtyards is an important measure for rural revitaliza...
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