查询词典 ecosystem

The reform open, the economic development of China obtained the achievement that the whole world focus attention, but at the same time, the pollution of the environment is also very serious, a lot of ecosystem of place depravation, the acid rain, water pollution, soil run off, the hungriness turn, the air pollution etc.

恩格斯曾经指出："人本身是自然界的产物，是在他们的环境中并且和这个环境一起发展起来的。"这一论述已精辟地剖析了人与环境的关系：作为生物进化最高阶段的人类，是地球环境演化的产物，生态环境是人类赖以存在和发展的物质基础；人类是在不断地利用、改造生态环境的过程中逐渐发展起来的。

Western region development ; ecosystem ; environment ; revert infield to type of forest ; hungriness renovate

西部开发；生态；环境；退耕还林；荒漠化治理

Loess Plateau is locate in areas transited from semi-arid and semi-humid areas to arid hungriness area, Because of the influence of war and long-term\'s unreasonable utilization, the ecological environment in this region is poor and serious soil and water loss is heavy. The water and soil conservation ecosystem project of emphasis tributary is implemented by Yellow River Committee from 2000, during several years centralized treatment,Project Construction have got remarkable effect.

黄土高原地处我国从半湿润半干旱带向干旱荒漠带过渡的地区，由于受历史上战乱和人为不合理开发利用的影响，生态环境比较脆弱，经济发展滞后，水土流失严重。2000年以来，黄委会启动实施了以黄河多沙粗沙区为治理重点的黄河水土保持坡面生态工程的重点支流治理项目，经过几年投资集中治理，项目建设成效显著。

The hydrocarbon contamination of the environment is a serious threat to the health of human and ecosystem.

环境中广泛存在的石油烃污染物对人体健康和生态系统的安全构成了很大威胁。

The petroleum hydrocarbon contamination of the environment is a serious threat to the health of human and ecosystem.

环境中广泛存在的石油烃污染物对人体健康和生态系统的安全构成了很大威胁。

The construction of the hydroelectric power will interfere the various parts of the ecosystem to some extent.

在两个水电站的建设中，生态系统的许多组成部分都会受到一定程度的干扰，必须加强管理、监督，做好生态恢复工作。

In this paper, the characteristics of the wetland ecosystem of the Poyang Lake national nature reserve are discussed through considerations of the hydrography, soil, biological composition and system function.

鄱阳湖是我国最大的淡水湖。鄱阳湖自然保护区以其独特的地形地貌，在亚热带湿润季风气候综合作用下，形成了一个多功能的复合湿地生态系统。根据湿地三条划分标准：有充分的水分、有机质含量较高的土壤及适应于此环境的植被。鄱阳湖自然保护区属淡水湿地生态系统。

Constructed wetlands are artificial wastewater treatment systems which contain physical, chemical and biological process in the ecosystem, and treat wastewater efficiently according to filtration, absorption, deposition, hydronium exchange, as well as microbe decomposition.

人工湿地是，是由人工建造、监督和控制的，它充分利用湿地系统净化污水能力的特点，利用生态系统中的物理、化学和生物的三重协同作用，通过过滤、吸附、沉淀、离子交换、植物吸收和微生物分解来实现对污水的高效净化。

Urban wetland park ; Ecosystem ; Environment protection ; Hydrophyte ; Countermeasure

城市湿地公园；生态系统；环境保护；水生植物；对策

The product mainly works as the new type of animal feed additive and animal hygienical product, acting for the usage of the animal feed antibiotics,hence promoting the livestock industry to develope in direction of safety, ecosystem and persistence.

产品主要用作新型饲料添加剂和动物保健品，替代饲料抗生素的使用，促进畜牧业向安全，生态和可持续方向发展。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。