通常，将处在特定气象环境中，具有充分供水条件的可能达到的最大蒸发量，称为蒸发能力，又称潜在蒸发量或最大可能蒸发量。 水蒸发是自然界普遍存在的一种现象，水蒸发在空气中，所以空气中也有存在水的成分。
misc. evaporative power
喷灌条件下农田蒸发能力明显低于地面灌溉。
Field evaporation potential in sprinkler irrigation field was greatly lower than that in surface irrigation field.
建议使用彭曼公式计算的蒸发能力代替实测水面蒸发以提高拟合效果。
The evaporation capacity calculated by Penman-Monteith formula is suggested to replace the water surface evaporation observed for an improved regression.
计算和比较了两光源对试样粒子的蒸发能力，表明因蒸发导致粒子半径减小的速度，ICP-电弧比ICP快2.8倍。
With the comparing time of particle remaining in two channels the ICP-arc is 2. 8 times faster than the ICP for the evaporated particle radius obtained at the same time.
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