青云翻译

Telecommunications operational support systems, the composition of the operator's actual situation and specific requirements, generally have the following four functional blocks: Billing and settlement systems business, business, accounting systems, customer service, customer service systems. The op

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The telecommunication service operation support system constitution is different because of the operation business actual situation and the specific request, all has following four function block approximately: Cost and checkout system business, business, bookkeeping system, customer service system,

Telecommunications business operations support system for the composition of the actual carrier's specific requirements, and generally have the following 4 functions: Billing and settlement systems business, business, accounting systems, customer service systems, customer service system. This resear

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