Communication unit, communication facility, management device, communication system, and electric field communication device.
通信单元，通信设施，管理设施，通信系统和电场通信装置。
Establish the supplies management information system, making information communication between second class unit, supplies company and the suppliers more convenient and faster.
作为保证辽河油田物资战略采购体系的措施，建立物资管理信息系统，使得二级单位、物资公司和供应商之间的信息沟通更快捷；
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