求翻译：我主修了水污染控制工程，大气污染控制工程，固废处理，污水处理新技术等专业课程，完成了数次污水处理厂及相关企业的生产实习，能独立完成一些主要的监测操作实验。有一定的CAD制图能力。是什么意思？

I majored in water pollution control engineering, air pollution control engineering, solid waste disposal, sewage treatment technology and other professional courses, the completion of several sewage treatment plants and related production business practice, able to complete some of the major monito

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I majored in water pollution control projects, air pollution control engineering, solid waste disposal, sewage treatment technology course, completed a number of production practice for wastewater treatment plant and related enterprises, able to complete some major monitoring operation experiment. T