水土

Partial slope where water and soil erode seriously is prepared by reversed terrace, level bench and other patterns.

局部水土流失严重的坡地，采取反坡梯田、水平阶等整地方式。

Building hillslope into terraced land is an important engineering measure for soil and water conservation in Ruhe watershed of Guyuan City. On the 15°~25° slope of the hilly area, Guyuan station of soil and water conservation chooses bench terrace as the main form of building hillslope into terraced land.

坡改梯是茹河流域水土保持工程中的一个重要组成部分，在丘陵区15°~25°的缓坡上，固原市水务局选择了建设隔坡梯田作为坡改梯的主要形式。

Situated between Bohai Bay and Laizhou Bay, the Yellow River estuary delta is starting from Taoerhe River estuary in the north and ending in the gap of branch vein in the south, with an area of about 6000 square kilometers.

三角洲水土资源开发，首先是黄河的可供水量，在分配给山东70亿 m3水量中，山东分配给东营市可供水量为7.8亿 m3，而1995年河口地区实际引水量14亿 m3，其中东营8.6亿 m3。

The wild grass, bush community, artificial mixed forest were regarded and natural secondary forest were regarded as the research subject of different stages in the process of ecological construction aimed at soil and water conservation around Napahai Lake in the northwest of Yunnan Province. The change of those community structures was studied by using spatiotemporal substitution method.

在滇西北高原香格里拉县纳帕海周边区域，以荒草丛、自然恢复灌丛、自然恢复高山松次生林以及人工混交林等四种生态系统类型为研究对象，采用时空互代法，视它们为水土保持生态修复过程中不同阶段，研究不同生态系统的群落结构变化规律。

Be directlyused as materials of architecture, art crafts, paper, charcoal, vegetables,medicine and so on. They can also be used as horticulture plants in gardens. They even promote the ecological function of water and soil conservation, weather regulation, air cleaning, noise reduction and wild life protection.

竹类植物具有作为建筑材料、工艺品原料、造纸原料、竹炭原料、竹笋食品及制药原料等直接使用价值，并具有作为园林观赏对象的间接使用价值，还具有水土保持、调节气候、净化空气、减少噪声及维护竹林野生生物的生物多样性等生态服务功能。

To develop the grass industry, Clover Group devotes tremendous efforts to tasks like protecting the environment, greening our homeland, conserving water and soil, erosion control, dust prevention, livestock development and readjusting agricultural structure which are important to people's daily life.

克劳沃集团通过发展草产业，致力于环境保护、国土绿化、水土保持、防沙治沙、牧业发展和农业结构调整等与国家和人民息息相关的宏伟事业。

Soil and water conservation compensation ; property right ; externality effect ; public goods ; ecosystem ethics

水土保持补偿；产权；外部效应；公共产品；生态伦理

Sloping field contour check soil and water loss

坡耕地；垄作区田；水土流失

When this happens, crops of corn of grass become weaker and weaker until nothing much will grow at all, If erosion is allowed to continue, it will turn good farm land into a desert.

当这种情况发生时，谷物和草就长得越来越差，直至成为不毛之地。如果让水土流失继续发展下去，就会使良田变成沙漠。

In the Nihe small watershed, wood and fruit industry is the predominant industry and "wood-fruit ecological agriculture" is the developing mode; in Zhifang, wood is the predominant industry, while plants industry and fruit industry develop appropriately and "the ecosystem agriculture of the water and soil conservation type" is the developing mode; in Gaoquan, special crop industry, grass and domestic half feed is the predominant in agriculture industrial structure.

泥河沟流域形成以林果业为主导产业，&林果复合型生态农业&(来源：AB4484C论文网www.abclunwen.com)的发展模式；纸坊沟流域形成以林为主，种植业和果业适度发展的&水土保持型生态农业&发展模式；高泉沟流域形成以特色作物产业化种植和草畜半舍饲喂养为主导的农业产业结构。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。