The VERTREAT sewage treatment technology from NORAM Company in Canada and its advantages as compared with the traditional sewage treatment technologies are introduced.
介绍加拿大诺曼（NORAM ）公司的VERTREAT污水处理工艺及其较传统污水处理工艺的几点优势。
The VERTREAT sewage treatment technology from NORAM Company in Canada and its advantages as compared with the traditional sewage treatment technologies are introduced.
介绍加拿大诺曼（NORAM ）公司的VERTREAT污水处理工艺及其较传统污水处理工艺的几点优势。
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