1.
IMPACTS OF OUTDOOR VARIED NEGATIVE TEMPERATURE AND CONSTANT NEGATIVE TEMPERATURE ON COMPRESSIVE STRENGTH OF CONCRETE
自然变负温养护和恒负温养护对混凝土强度的影响
2.
Study on Temporal-Spatial Distribution Characteristics of Negative Air Ions in Nature Reserve of Mountain Tianmu;
天目山自然保护区空气负离子浓度时空变化特征研究
3.
Diurnal changes in the negative ion concentration of the air for two Cryptomeria fortunei communities of National Nature Reserve of Mount Tianmu
天目山国家级自然保护区柳杉群落空气负离子浓度日变化特征
4.
Influence of curing temperature on autogenous shrinkage strain and stress of high strength concrete
养护温度对高强混凝土自收缩应变和应力的影响
5.
African Convention on the Conservation of Nature and Natural Resources
养护自然和自然资源非洲公约
6.
Convention on Nature Protection and Wildlife Preservation on the Western Hemisphere
西半球自然保护和野生生物养护公约
7.
Convention on the Conservation of Wildlife and Natural Habits
养护野生物和自然习性公约
8.
Convention on the Conservation of European Wildlife and Nature Habitats
养护欧洲野生物和自然生境公约
9.
No additional outlet for discharging sewage shall be allowed within marine sanctuaries, aquacultural grounds and seashore scenic and tourist areas.
在海上自然保护区、水产养殖
10.
Covenant on Environmental Conservation and the Sustainable Use of Natural Resources
环境养护和可持续利用自然资源盟约
11.
Benelux Convention on Nature Conservation and Landscape Protection
关于自然养护和风景保护的比荷卢公约
12.
Changes in Cold Resistance Mechanism of Almond Apricot during Variation of Natural Temperature
自然升温过程中仁用杏抗寒性的变化
13.
Connotative Evolvement of Community Co-Management in Yunnan s Nature Reserve;
云南自然保护区社区共管内涵的演变
14.
The government maintains public highways.
政府负责养护公路。
15.
Jiuzhaigou Nature Protection Area Forest Self-control Water Source Economic Value Research;
九寨沟自然保护区森林涵养水源经济价值研究
16.
Study on Water Conservation Benefit of Forest in Dayaoshan Natural Reseve;
大瑶山自然保护区森林涵养水源效益研究
17.
Study on the Relationship between Vegetation and Soil Nutrients in Jinfoshan Nature Reserve
金佛山自然保护区植被与土壤养分关系的研究
18.
Management and Maintenance of Animal Specimens in Tianjin Natural History Museum
天津自然博物馆馆藏动物标本的管理和养护