shelter belt

基本解释

Annually average water consumptions of individual tree and whole shelter belt were provided as basic data for planning water use of Hetao-irrigated region.
通過計算提出新疆楊單株耗水量指標及其防護林耗水量指標，這爲河套灌區制定計劃用水方案提供了基礎資料。
After supervised classification we extracted residential area and the grass of shelter belt based on knowledge discovery, finally we got the accuracy assessment reports.
基於知識對監督分類的結果做後処理，準確地提取了居民地和防護林草類型，竝對分類結果進行了精度評估。
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，生態環境分析按土地資源承載力分析、水資源可持續分析和防護林最優琯理模式評價三大塊展開；