例如,蒸馏过程是通过把海水煮沸,使水汽冷凝,将一切溶解矿物质分离出来,这一过程需要大量的燃料。
Thermal distillation involves heat: Boiling water turns it into vapor—leaving the salt behind—that is collected and condensed back into water by cooling it down.
土壤中对植物有用的矿物质元素必须先溶解在土壤溶液中,然后才能被根吸收。
The mineral elements from the soil that are usable by the plant must be dissolved in the soil solution before they can be taken into the root.
土壤退化也不再是一个问题,可以使用水栽法栽种粮食作物——换句话说,就是使用一种含有矿物质的溶解液。
Soil erosion will not be a problem because the food will be grown hydroponically-in other words, in a solution of minerals dissolved in water.
溶解的矿物质在水的沸点是不挥发的并留下。
Dissolved mineral matter is not volatile at the boiling point of water and remains behind.
每一滴水都含有微量的溶解了的石灰或其他矿物质。
Each drop of water contains a tiny bit of dissolved lime or other mineral matter.
当水向下渗透时,水会与土壤中的有机物质和矿物质溶解,并将它们带进深层。
As water percolates downward, it dissolves organic matter and minerals from the soil and carries them to deeper layers.
溶解的矿物质也被风吹走了。
未经处理,溶解在水中的矿物质在蒸发之后不断浓缩。
Without treatment, minerals that are dissolved in the water concentrate during the evaporation process.
岩石中的矿物质可以溶解在热水中。
水之矿物质含量较高,其溶解性金属以钙及镁为主。
Hard water has a high mineral content. Most of the dissolved minerals are either calcium or magnesium.
它能有效隔离水中不溶解物质如霉菌、原生虫,微生物,细菌和病毒,同时保留水中矿物质和杀菌的游离氯。
It helps to remove un-dissolved impurities, such as harmful mould, protozoan, bacteria and virus effectively while preserve the minerals and chlorine in the water.
它能有效隔离水中不溶解物质如霉菌、原生虫,微生物,细菌和病毒,同时保留水中矿物质和杀菌的游离氯。
It helps to remove un-dissolved impurities, such as harmful mould, protozoan, bacteria and virus effectively while preserve the minerals and chlorine in the water.
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