Results 81 to 90 of about 679 (146)

国家重点公路重庆奉云段高速公路水土保持措施的探讨

open access: yesShuitu Baochi Xuebao, 2006
在对重庆奉云段高速公路工程特点、施工工艺深入分析并类比其他地区实测数据的基础上,对高速公路水土流失防治责任范围进行了准确界定,并充分考虑了路线经过区诱发性滑坡、泥石流影响及潜在危险性.提出了包括主体工程防护、新增水土保持措施及诱发性滑坡、泥石流预警防护三位一体的高速公路水土保持措施体系,并对高速公路建设中水土流失强度大的弃渣场进行了分类典型设计。
史东梅, 刘益军, 陈晏, 史晓梅
doaj  

[Expert consensus on the diagnosis, treatment, and prevention of neonatal dengue, chikungunya, and Zika virus infections (2025)]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Perinatal Group   +2 more
europepmc   +1 more source

[Expert Consensus on the Clinical Practice of Child Life Services]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Nursing Group Of Chinese Pediatric Society Chinese Medical Association   +1 more
europepmc   +1 more source

[Research progress on olfactory function and rehabilitation after total laryngectomy]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Zhu X   +5 more
europepmc   +1 more source

海南屯昌砂质壤土橡胶林水土保持措施生态产品能值分析

open access: yesShuitu Baochi Xuebao
目的针对海南省橡胶林区水土流失严重且治理措施效果评估不足的问题,通过能值分析方法,系统评估不同水土保持措施的生态产品特征及可持续性,为优化措施配置提供科学依据。方法利用海南省屯昌县设置7个径流小区2 a的观测结果与2001—2020年降雨数据,基于能值分析理论,评估全生命周期单一措施(带状绿肥覆盖T1、蓄水沟T2、水平阶T3)及组合措施(蓄水沟+带状绿肥覆盖T4、水平阶+蓄水沟T5、水平阶+蓄水沟+带状绿肥覆盖T6)的能值投入与生态服务(水源涵养、固持土壤、肥力保持)产出,量化全生命周期能值产投比 ...
刘少栋   +8 more
doaj  

[Guidelines for the diagnosis and treatment of common neonatal diseases in primary healthcare institutions: neonatal jaundice (2025)]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Subspecialty Group of Neonatology   +2 more
europepmc   +1 more source

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