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上海市有色金属学会环保专业委员会第二届年会于6月28日在科学会堂召开。会议由专业秘书夏慈良工程师主持,学会秘书长侯慧芬高级工程师到会并讲了话,环保专业委员会主任委员杭科文高级工程师作了一年
The second annual meeting of Shanghai Nonferrous Metals Society Environmental Protection Professional Committee was held on June 28 in the Science Hall. The meeting was presided over by a professional secretary Xia Ci-liang engineer, Secretary-General Hou Huifen senior engineer arrived and spoke, the Environmental Protection Professional Committee Chairman Hang Kewen senior engineer made a year