Ma Shanxi Pinglu Wastewater Treatment Plant, hoʻohana ʻia nā mea hana loiloi wai e like me kā mākou sludge concentration meter a me dissolved oxygen meter e nānā i ka waiwai o ka oxygen dissolved a me ka waiwai o ka sludge concentration i ke kaʻina hana mālama wai.Wahi a nā manaʻo mai nā limahana ma ka pūnaewele: I kēia manawa, paʻa ka hana holoʻokoʻa o kā mākou mea kani.
