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基于DPSR模型的河西走廊阻沙固沙带防护体系健康评价

Shuitu Baochi Xuebao
目的构建科学合理的阻沙固沙带健康评价体系并准确评估其健康状况，对于保障区域生态安全与促进经济可持续发展具有重要意义。方法以河西走廊阻沙固沙带防护体系为研究对象，基于文献综述和专家咨询法构建评价指标体系，运用专家打分法结合层次分析法确定各项指标权重，采用专家咨询法进行指标量化与健康等级划分，最后利用综合指标法计算阻沙固沙带健康综合指数，并开展实例研究。结果1）基于DPSR模型构建了河西走廊阻沙固沙带健康评价指标体系，该体系由驱动力、压力、状态、响应4个准则层因子及其下属的33项具体评价指标组成 ...
詹仪, 马瑞, 马彦军, 田永胜, 刘腾, 陈玉皎   +5 more
doaj  

[Current status and future perspectives of precision treatment for locally advanced rectal cancer]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Gao J, Zhang Z.
europepmc   +1 more source

[Recent advances in predicting the surgical timing for neonatal necrotizing enterocolitis]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Zhai HL, Tang Y.
europepmc   +1 more source

[Robotic gastrectomy: Research progress and practical challenges]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Li B, Liang H.
europepmc   +1 more source

重庆市土地利用变化特征及生态敏感性评价

Shuitu Baochi Xuebao
[目的] 重庆市作为我国长江上游地区经济中心及保障长江中下游生态安全的屏障,是我国典型的生态功能区和生态脆弱区,研究其土地利用的变化特征及生态敏感性对研究区土地利用重构及生态环境保护具有重要意义。[方法] 利用2000年、2010年、2020年3期遥感数据,基于ArcGIS、Fragstats等软件,应用耦合空间距离指数模型、空间自相关分析、地理探测器模型、格网编码等方法综合评价重庆市生态敏感性。[结果] (1)研究区景观基质主要以耕地为主,占全区面积45%以上,2000—2020年,耕地 ...
谢贤健, 苟千陶, 吴汉
doaj  

[Exploration and clinical application of the "digital and intelligent surgery" diagnosis and treatment workflow for oral and maxillofacial tumors]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
DU W, Zhang W, Yu Y, Liu S, Su H, Hu L, Tang Z, Wu B, Chen Z, Li J, Wang H, Peng X.   +11 more
europepmc   +1 more source

[Impact of surgeon's dominant hand-side consistency with surgical approach on operational efficiency of unilateral biportal endoscopic lumbar discectomy: a prospective cohort study]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li W, Gao M, Zhang L, Yu Q, Chen X.
europepmc   +1 more source

[Expert Consensus on Shared Decision-making in the Diagnosis and Treatment 
of Ground-glass Opacity-featured Lung Adenocarcinoma]. [PDF]

Zhongguo Fei Ai Za Zhi
Zhao X, Cai J, Zhao D, Chen C, Compilation Committee of the Expert Consensus on Shared Decision-making in the Diagnosis and Treatment of Ground-glass Opacity-featured Lung Adenocarcinoma.   +4 more
europepmc   +1 more source

黄土丘陵区农业生态安全评价指标体系的建立

, 2007
以构建黄土丘陵区农业生态安全评价指标体系为研究目的,通过区域性与科学性结合,完整性和相对独立性结合,可行性和可操作性结合,可比性和针对性结合的指标选取原则,采用“压力一状态一响应”(PSR)概念模型结合黄土丘陵区面临的生态环境问题,提出符合该区实际的农业生态安全评价指标体系。该指标体系分为系统压力、系统状态、系统响应三大部分,由10个一级指标 ...
王继军, 肖薇薇, 谢永生
core  

[Bottlenecks and breakthroughs in gastric cancer diagnosis and treatment: Towards a new era of precision and intelligent integration]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Ji J, Wei J, Ji K, Bu Z.
europepmc   +1 more source