安装一部投入材料费463.61元;其主要材料氧气17瓶、乙炔17瓶，计1515.47元;手拉葫芦(3t)2台，计649.57元;钉扣机机头2件，计992.99元。

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　　1、 余世元负责业主投诉处理与沟通，客服中心日常管理.并**抽查保洁部清洁卫生工作。

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　　集团始终专注于普通xx、数控xx装配生产以及精密加工业务，集团研发中心被评为区技术研发中心，并拥有国家博士后科研工作站。历经20年的发展，具备**研发和生产数控车床全系列，大、中小型普通车