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The method of current impulse and regulating pressure/flow of submersible pump is similar to that of blower. When submersible pumps start and stop suddenly, the water cone usually appears as a simple ···
In 2014, the guideline will continue to promote the future guideline level will continue to promote the intensive use of water resources and save water equipment in the electronic industry. Legislatio···
The Rules of Urban Drainage and Sewage Disposal were formally promulgated and implemented. It can be predicted that China will set off a wave of construction of larger municipal wastewater treatment p···
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