The design of digital automatic temperature control water-heater is introduced.

介绍了数字式自动控温热水器的设计思想。

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As a result, to control water eutrophication of these lakes, it is not most urgent to control nitrogen deposition but to control the other sources of nitrogen pollution mentioned above.

因此，对控制这些湖泊的水质富营养化而言，控制氮沉降并不是目前最紧迫的任务，而其它人为污染源的控制才是最急需的。

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Work was energetically carried forward to improve the water environment of Taihu Lake and prevent and control water pollution in the Liao, Huai and Songhua rivers and other key water basins.

太湖水环境综合治理和松花江、淮河、辽河等重点流域水污染防治工作积极推进。

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As part of the plan, the Army Corps of Engineers built roads, canals and water-control systems throughout South Florida.

VOA: special.2010.09.21

These include the Clean Water Act, the Pesticide Control Act, and the Endangered Species Act.

VOA: special.2010.04.21

The French-run PT Palyja, one of two private companies that control Jakarta's water supply, provides only a communal tank for the local residents to use.

VOA: standard.2010.08.04

Experts had testified that the federal utility failed to monitor and control water quality pressure in the dikes that constrained the material.

FORBES: Coal Ash Spilling Into Obama and Romney Race

One way to control water usage would be a rational pricing policy.

ECONOMIST: China

Throughout history, man has made efforts to control water, divert it by means of canals, carry it via aqueducts, store it in reservoirs, harness it with water wheels and so on.

ECONOMIST: Small projects often give better returns