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- The elms and willows that grow around the sand mounds form a natural ecological system for bird and plants. 水到处蒲草苇花，沙隔处黄榆杨柳，形成了天然的生态复合系统。
- There are grasses and reeds everywhere.The elms and willows that grow around the sand mounds form a natural ecological system for bird and plants. 水到处蒲草苇花，沙隔处黄榆杨柳，形成了天然的生态复合系统。
- Circular economy demands restructuring economic system by the rule of material recycle and energy flow in natural ecological system. 摘要循环经济倡导按照自然生态系统物质循环和能量流动规律来重构经济系统。
- It"s features strong space distinctiveness and penetrative ness.It is an urban public openness to harmonize natural ecological system and that artificial construction. 具有特色鲜明、渗透性强的空间特质，是自然生态系统与人工建设系统交融的城市公共开敞空间。
- It is features strong space distinctiveness and penetrative ness.It is an urban public openness to harmonize natural ecological system and that artificial construction. 具有特色鲜明、渗透性强的空间特质,是自然生态系统与人工建设系统交融的城市公共开敞空间。
- The regional ecological system is fragile. 区域生态系统脆弱。
- Natural ecological system 自然资源系统
- Natural Ecological Zone will be used for silviculture. 整个工程将于近期分为三期开发实施。
- The protection of the ecological system was further enhanced. 生态环境保护力度加大。
- The complex and varied terrains and landforms as well as the unique type of ecological system have created a natural paradise for biodiversity. 复杂多样的地形地貌和特殊的生态系统类型，为生物多样性营造了天然乐园。
- Economic Growth and Ecological System: Balance or Both Winning? 经济发展与生态维护:权衡抑或双赢?
- The cause of black soil ecological system frangibility was interacted by natural and artificial factors. 黑土生态系统脆弱性成因自然因素和人为因素共同作用的结果;
- Keywords Arid and semiarid region;Natural ecological system;Natural vegetation;Evapotranspiration models;Eembedding models;Vegetation water requirements; 干旱半干旱区;生态系统;天然植被;蒸散发模型;耦合模型;植被需水量;
- This paper presents a brief introduction of the management of ecological system, natural resources, and environment in Saskatchewan. 加拿大主要环境资源管理和其它各部门的环境管理机构众多 ,很多前沿技术在很多省份皆有很好的应用。
- The natural ecological cycle depends on plants,which absorb some pollutants and release oxygen to the air. 自然界生态循环依靠植物。植物吸收了部分污染物质，并把氧气释放到大气中。
- It is science that teaches us to respect the natural ecology. 是科学,让我们懂得尊重自然生态。
- Subsurface wastewater infiltration system (SWIS) is a sewage purification technology based on natural ecological principle.The technology has a good feasibility and prospect in China. 摘要地下渗滤系统是一种基于自然生态原理的污水净化技术，在我国有著良好的可行性和发展前景。
- The tourist ecological system which has reached the acme of perfection sufficiently presents the coloring of life. 尽善尽美的旅游生态系统充分展现生活色彩。
- How to Restore and Construct the Natural Ecological Environment in the Area of Tail Dam of Baotou Steel Corp. 包钢尾矿库区域自然生态环境的恢复与建设。
- Preliminary Studies on Natural Ecological Distribution and Utilization of Ranunculus ternatus Thunb. 小毛莨自然生态分布和开发利用的初步研究。
