The second chapter outlined the present situation of Shandong Netcom billing system and the necessity and the feasibility of the construction of centralized account and billing system.
第二章概述了山东网通计费系统的现状及建设集中计费帐务系统的必要性和可行性。
The second chapter outlined the present situation of Shandong Netcom billing system and the necessity and the feasibility of the construction of centralized account and billing system.
第二章概述了山东网通计费系统的现状及建设集中计费帐务系统的必要性和可行性。
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