The electric power enterprises shall economize on the use of water.
电力企业应当节约用水。
First we must economize the use of water resources and practice a recycling policy.
首先我们务必节约水资源的使用和回收的政策实践。
Water-side economize use cold air to cool an exterior water tower.
水侧节约使用冷空气冷却一个外部水塔。
Water-side economize use cold air to cool an exterior water tower.
水侧节约使用冷空气冷却一个外部水塔。
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