In response to the deterioration status of water quality in Guanlan river, chemically enhanced primary treatment (CEPT) technology was used for treatment of the river water.
针对观澜河水水质恶化的现状，采用化学强化一级处理(CEPT)技术进行治理。
In response to the deterioration status of water quality in Guanlan river, chemically enhanced primary treatment (CEPT) technology was used for treatment of the river water.
针对观澜河水水质恶化的现状，采用化学强化一级处理(CEPT)技术进行治理。
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