Craft calculations of parallel-flow adding material process of salt solution of multiple grade evaporation involves in more calculation item with uncertain factor.

食盐水溶液多效蒸发平流加料流程的工艺计算由于涉及较多的计算项目和不定因素而比较困难。

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Due to consideration of multiple factors instead of single factor, the precision of calculation of the phreatic evaporation is higher than that of single factor method.

由于考虑因素更多，故比以往用单一值计算潜水蒸发量的精度更高。

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Slope stability analysis of the natural slope showed that heavy rainfall infiltration could decrease the factor of safety dramatically while evaporation could increase the factor of safety slowly.

通过对边坡开挖之前的自然边坡的稳定性分析，降雨入渗可以使边坡土体的安全系数急剧降低而蒸发则可以使边坡土体的安全系数缓慢升高。

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