It's then processed using lactic acid, the waste product produced by bacteria in the meat.
然后，要用乳酸，这种由肉里的细菌产生的废料，继续加工。
Waste acid water produced by the hydrometallurgy of some plant is applied to treat the diatomite.
本论文还使用某厂湿法冶炼所生产的酸性废水代替硫酸，应用于酸处理硅藻土。
Waste acid water produced by the hydrometallurgy of some plant is applied to treat the diatomite.
本论文还使用某厂湿法冶炼所生产的酸性废水代替硫酸，应用于酸处理硅藻土。
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