1)industrial facility,制造厂，工业上用的设备2)chemical equipment manufacturer,化工设备制造厂3)factory-fabricated filtration system,工厂制造的过滤(设备)系统4)oem recommendation,原设备制造厂的建议5)oem responsibility,原设备制造厂的职责6)manufacture and erection of mechanical plants and equipment [public works category],机械厂及设备的制造及设立(公共工程类别)