The project has been operated perfectly for one year and realizes water saving target.
应用一年多节水效果显著，实现了节水目标。
It is proposed to adopt variable frequency regulators regulating oilfield water injection pumps so as to reach the target of energy-saving.
针对这一问题，提出采用变频调速装置对油田注水泵用电动机进行变速调节，以达到节能降耗的目的。
The target of the utility model is to provide a refrigerator and water heater integrative machine with low noise, small vibration, high cost performance and energy saving property.
其目的是提供一种噪声低，振动小，性价比高，可节约能源的冰箱热水器一 体机。
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