The quantity of surface water and ground water, water resources gross and its available quantity of these years are calculated.

计算了郑州市地表水资源量、地下水资源量、水资源总量和水资源可利用量。

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The water environment of Beijing is not pretty well, the surface water and ground water have been polluted to different degree.

北京市目前的水环境状况不容乐观，地表水和地下水都受到了不同程度的污染。

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Unsaturated soils water is the connection of surface water and ground water, it is the source that the field crop living depends on.

非饱和土壤中的水分是联系地表水与地下水的纽带，是田间作物赖以生存的源泉。

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The islands natural surface and ground-water resources can only cover about 10% of the demand at present.

UNESCO: MEDIA SERVICES

Mirra deep cleans any type of in-ground pool surface and water without using the pool's filtration system, hoses or booster pumps, which results in energy cost savings from running these pool systems less frequently.

ENGADGET: iRobot flaunts the Mirra 530 pool cleaning robot, sends the Looj 330 abroad

The water was probably once on the surface and then percolated through the ground where it became trapped at a depth of 2.4km.

BBC: Deep Canadian mine yields ancient water