Some areas in China are abundant in resources, but short of water source nearby, so the pressured gravity water transportation in long distance must be adopted.
我国一些地区资源丰富，但就近水源缺乏，不得不采用长距离有压重力输水。
Some areas in China are abundant in resources, but short of water source nearby, so the pressured gravity water transportation in long distance must be adopted.
我国一些地区资源丰富，但就近水源缺乏，不得不采用长距离有压重力输水。
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