tertiary sewage treatment plant 中文意思是什麼
tertiary sewage treatment plant
解釋
三級污水處理廠-
The first tertiary sewage treatment plant in hong kong will be built in ngong ping, lantau with the award of a hk $ 233 million contract by the drainage services department
渠務署批出一份價值二億三千三百萬元的工程合約,在大嶼山昂坪興建全港首間三級污水處理廠。
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