在加州橙郡(Orange County)，再生水用于补充地下水，而在新加坡，再生水直接进入当地水库，充作饮用水源。

In Orange County, California, reclaimed water is being used to replenish groundwater, and in Singapore, it is pumped into local reservoirs, which are used as a source for drinking water.

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以膨胀石墨为吸附剂，对直接大红4b、甲基橙染料废水进行了吸附脱色研究，探讨了影响吸附的因素。

And it was used as adsorbent to decolor wastewater containing direct red 4b and methyl orange. The factors affecting adsorption were studied.

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试验结果表明，经复合膜整理后，无论用酸性橙7、活性红kd 8b，还是直接红f染色的两种织物，色牢度特别是日晒牢度均有较大改善。

As a result, after coating, both fabrics dyed with Acid Orange 7, Reactive Red KD-8B or Direct Red f, their fastness in particular sunlight fastness was improved greatly.

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