Sewage and wastewater treatment device based on public health concept
The invention belongs to the technical field of sewage and wastewater treatment, and discloses a public health idea-based sewage and wastewater treatment device which comprises a shell I. A round block is fixedly mounted in the shell I. A straight channel is formed in the round block, and a top cove...
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Format: | Patent |
Sprache: | chi ; eng |
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