Primary Support Systems
Primary Support Systems is a tunnel support methodology that comprises the initial structural measures implemented to stabilize the excavation surface, distinguishing it from secondary support systems by providing immediate ground stabilization through elements such as rock bolts, shotcrete, steel sets, or a combination thereof.
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2.2K
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185
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70
Institutions
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2017–2026
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Primary care support for tackling obesity: a qualitative study of the perceptions of obese patients.
Ian Brown, Joanne Thompson, Angela Tod et al. · PubMed · 2006 · 179 citations
Ziquan Chen, Chuan He, Guowen Xu et al. · Bulletin of Engineering Geology and the Environment · 2019 · 129 citations
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Southwest Jiaotong University
Chengdu, China
4 h-index
21 publications
1.2K citations
Xi'an University of Architecture and Technology
Xi'an, China
3 h-index
10 publications
558 citations
Chang'an University
Xi'an, China
3 h-index
13 publications
542 citations

Chinese Academy of Sciences
Beijing, China
2 h-index
8 publications
307 citations
University of Pittsburgh
Pittsburgh, United States
2 h-index
2 publications
310 citations
China University of Mining and Technology
Xuzhou, China
2 h-index
5 publications
246 citations
National Institute for Astrophysics
Rome, Italy
2 h-index
15 publications
210 citations

China Three Gorges University
Yichang, China
2 h-index
7 publications
144 citations
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4 publications · 212 citations
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3 publications · 37 citations
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2 publications · 79 citations
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2 publications · 402 citations
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2 publications · 89 citations
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