These manufactories distribute all over the country, venting a great deal of wastewater and waste residue with chromium every day.
由于其工业生产的长、站分布点多面广，并在生产过程中，每天排放大量含铬废水或废渣。
参考来源 - 微波—生物质处理含铬废水废渣中铬的技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Pickling process and sources of wastewater, exhaust gas and waste residue were introduced.
介绍了酸洗工艺及生产过程中废水、废气、废渣等污染物产生的来源。
X zeolites were synthesized by using industrial waste residue fluent-bed fly ash successfully.
利用工业废渣流化床粉煤灰成功合成出x型分子筛。
Noise, together with waste water, waste gas and waste residue, has become a big public nuisance.
噪声与三废(废水、废气、废渣)一样，已成为当今社会的一大公害。
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