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water equivalent 【化學】水當量。

water faucet

The result of dca ordination shows that diffirent plant communities and their distributing area vary with the environmental grads in the ordination graph when the first axis of dca denotes altitude change and the sencond axis of dca denotes change of water equivalent in the soil Dca排序結果表明, dca第一軸反映海拔變化, dca第二軸表示土壤含水量的變化,隨著環境梯度變化,不同的植物群落在排序圖上也有各自的分布范圍。

Evaluation of the water equivalent of snow ; 4 融雪徑流量的估算; 4