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More efficient photosynthesis means less evaporation from croplands .

更高效的光合作用效率着农田蒸发的减少。

Faster evaporation meant workers could clean more screens each minute .

蒸发得越快则意味着工人每分钟可清洁的屏幕越多。

The sand acts like a sponge and filters the water and slows evaporation .

砂子像海绵一样，将积水进行过滤，并减缓蒸发的进程。

Huge scope exists to reduce losses through evaporation and leakage from shoddy irrigation systems .

在减少由于劣质灌溉系统所导致的蒸发、泄露方面还存在很大提升空间。

Because evaporation does not happen on the heat-exchange surfaces , fewer minerals are deposited .

因为蒸发不在热交换表面上发生，因此极少矿物质沉淀下来。