A method to recover silver from waste photographic film with waste fixing bath was studied.
研究了利用彩印漂定废液回收废感光胶片中银的方法。
Recovery rate of silver with this method was high and the waste fixing bath can be recycled.
该方法银的回收率高，废漂定液可以多次循环使用。
So we must save water by having a shower instead of a bath. We can save water by fixing dripping taps immediately and we can also save water by not washing under a running tap.
所以我们应该用淋浴代替泡澡来节约水，同时及时修好滴水的水龙头，并且不要开着水龙头洗东西。
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