水土

The way of land and water resources development and utilization in headwaters relates to the whole watershed sustainable development directly.

水源涵养区水土资源开发利用方式直接关系到整个流域是否可持续发展。

The water conservancy industry also faces challenges of different kinds of water crisis: such as, flood, drought, serious headwaters pollution and soil erosion.

水利行业也同样要面对不断发生的洪水、大面积的干旱、严重的水源污染及水土流失等的直接和间接的水危机的威胁。

This area has heavy earth flowing.

这个地区水土流失最严重。

And soil moisture regime are improved. Effects of hedgerow on soil erosion control have proven to be veryeffective.

水土流失效果显著，土壤水分的季节性再分配也有利于农作物的生长。

This article mainly studied the changes of soil physical property, runoff and soil erosion under hedgerow systems, and also discussed the corresponding mechanism of water and soil conservation.

本文主要研究了植物篱模式与非植物篱模式下的土壤物理变化特征及减流减沙效果，分析了各物理量变化的水土保持机理。

People plant the tree on the hillock in order to reduce the the water and the soil be lost.

人们在荒丘上种植了树木，以减少水土流失。

People plant trees in the waste hillock so as to reduce soil erosion.

人们在荒丘上种植了树木，以减少水土流失。

People plant trees on desolate hillock, in order to lessen water and soil erosion.

人们在荒丘上种植了树木，以减少水土流失。

The people plant tree in the barren hillock in order to decrease water and soil loss.

人们在荒丘上种植了树木，以减少水土流失。

People plant trees on the barren hillock for reducing the losing of the water and soil.

人们在荒丘上种植了树木，以减少水土流失。

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。