水土

This information construction must remarkably raise the scientifical and technological content of the soil and water conservation in Yangtze river basin, promote further development of the work and better serve the society.

通过信息化建设，必将大大提升长江流域水土保持工作的科技含量，促进长江流域水土保持工作的进一步发展，更好地为社会服务。

Tielugou small watershed, which is the implementary small watershed of the "948" project of Ministry of Water Resources, gives prominence to the project of terracing on slope which places stress on basic farmland building and the developmental comprehensive control which is characteristic of ecological landscape of soil and water conservation in the comprehensive control of which.

铁炉沟小流域是水利部&948&项目实施小流域，在综合治理中突出了以建设基本农田为重点的坡改梯工程和以水土保持生态园区为特色的开发性综合治理，实现了水土保持措施产业化和社会效益可视化，同时也达到理想的生态效益目标。

It destroy water and soil resource and make tillable field barren increasingly and result in our environment worsening, furthermore it endanger people s life and wealth security and restrict the development of economy and society.

水土流失造成水土资源的损失与破坏，使耕地日愈瘠薄，生产力日愈衰退，导致生态环境恶化，危害人民群众的生命、财产安全，制约国民经济和社会的发展。

Unbalancing of water resources and land use is the essential reason of oasis desertification. Quantificational analysis of effects between water resources and land use is helpful to establish a model of combating desertification and to utilize water and land resources sustainable in oases.

绿洲荒漠化的根本原因是水土资源利用不平衡的矛盾引起的，定量化的研究二者的互相作用将有助于绿洲区荒漠化防治模式的建立和该区水土资源的持续利用。

Soil and water conservation effects from using Vetiveria zizaniodes to protect the slope were significant. Soil loss from the slope where Vetiveria zizaniodes grows decreased by 92.24%, and the slope was stable compared with the control plots.

采用香根草生态护坡技术治理弃土场边坡水土流失，水土保持效果显著，坡面土壤流失量比对照小区减少92.24%，边坡稳定。

The issues of simple input mechanism and insufficient gross have restricted the rapid development of soil and water conservation cause for years, especially after abrogating "two kinds of labor" in rural area, it has become even more conspicuous.

长期以来，水土保持投入机制单一、总量不足的问题一直制约着水土保持事业的快速发展，特别是农村&两工&取消后这个问题显得更加突出。

It is shown that the Loess Plateau might be regionalized into different vegetation zones of forest and steppe.

在阐述植被建造依据之后，本文讨论了植被建造的技术与模式，表明典型水土保持植物是建造水土保持植被的首选植物。

Early in 1993,our country issues a circular on reinforcing the work of soil and water conservation.

序言我国是世界上水土流失最严重的国家之一，水土流失是我国的主要环境问题。

At first, reviews the present studying situation about water pollution control, soil and water loss control, ecological compensation, land and water resources reasonable utilization and management model and land and water resources planning and management model of headwaters in home and abroad.

对国内外水源涵养区内水污染及水土流失防治、生态补偿、水土资源合理利用与管理模式及规划与管理模型等方面研究进行了回顾，并对其有关的理论和实践方面以及研究特点进行了概括与分析，同时指出了当前我国研究中存在的问题，最后对有待于进一步研究的问题进行了展望。

Third, water, soil, plant trees to be maintained, it is necessary to use tree planting to curb soil erosion, afforestation must be, because the trees are as large as the crown of the root system, like giant hands firmly grasp the general soil.

第三，植树使水土得到保持，就要利用植树来抑制水土流失，所以必须要植树造林，因为树木有像树冠那样庞大的根系，能像巨手一般牢牢抓住土壤。

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。