求翻译：学生毕业后主要面向珠江三角洲各企业、公司，从事加工制造业，家电生产和售后服务，数控加工机床设备使用维护，物业自动化管理系统，机电产品设计、生产、改造、技术支持，以及机电设备的安装、调试、维护、销售、经营管理等等。是什么意思？

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After graduation students mainly oriented to the Pearl River Delta by enterprises, 3 Company and is engaged in processing and manufacturing industries and household appliance manufacturing and after-sales services, CNC machining machine tool equipment maintenance, property automation management syst

After the students graduate mainly face the Zhujiang Delta various enterprises, the company, is engaged in the processing manufacturing industry, the electrical appliances production and the post-sale service, the numerical control processing engine bed equipment use maintenance, the property automa

After graduation mainly for enterprises in Pearl River Delta, the company engaged in processing and manufacturing industries, appliance production and after-sale services, equipment use and maintenance of CNC cutting machine, automatic property management system, mechanical and electrical product de