Liuzhou's principal water source for industrial, commercial, and residential use is the Liujiang River.
柳江是柳州市工业、商业和居民生活用水的主要水源。
To create tradable water rights, Australia first drew up a baseline for water use, taking into consideration past commercial, social and environmental needs.
为了创造可交易的用水权，澳大利亚先是对用水权划了一条基准线，将过去的商业，社会和环境需求考虑进去。
Use of commercial or immobilized laccase for decolorizing reactive dye effluent was demonstrated, showing potential for energy and water usage conservation by treated water recycling.
使用商品或固定化漆酶对含活性染料的废水进行脱色，通过水的循环利用达到节能、节水的目的。
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