environmental engineering certificate
环境工程证书
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The company has grade a qualification certificate of engineering design and construction, and appraisal of environment and qualification certificate of environmental-protection operation.
公司拥有工程设计、工程施工、环境评价的甲级资质和环保运营资质。
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