The gradual drying of the soil caused by its diminished ability to absorb water results in the further loss of vegetation, so that a cycle of progressive surface deterioration is established.

土壤吸收水分的能力减弱使土壤逐渐变得干燥，导致植被进一步减少，从而建立了一个渐进的地表退化循环。

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By comparison between metal shell wood drying kiln and brick concrete wood drying kiln, the loss of heat energy of metal shell wood drying kiln was analyzed.

本文主要分析了金属壳体木材干燥窑窑体的热损失情况，并与砖混结构窑窑体的热损失进行了对比。

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With no loss of analytical precision or accuracy, 48 s have been saved per measurement by shortening the drying time and omitting the ashing stage.

该法采取缩短干燥时间和取消灰化阶段，每次可缩短测定时间48秒，但不损失测定的精密度或准确度。

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