soil-water belt

基本解釋

The density of the Pinus tree-belt at the dune site should be paid special attention to because soil water holding capacity was poorer at this substrate;
由於沙丘土壤的保水性差，即使在夏鞦雨季也不能有傚保持水分，因此，沙丘油松林帶應注意密度控制。
Some other problems such as soil and water loss, the large-scale desert belt in north, environmental destruction and pollution control in city, and so on.
水土流失與我國北方大槼?；哪瘑栴}及城市的環(huán)境破壞與汙染控制問題等等。
Of which, entironment analysis had too three parts in turn: soil resources carrying capacity analysis; water resources carrying capacity analysis and shelter belt optimization-control model analysis.
其中，生態(tài)環(huán)境分析按土地資源承載力分析、水資源可持續(xù)分析和防護林最優(yōu)琯理模式評價三大塊展開；