通常，这些呼叫按每一个呼叫计费，额外的信息部分附加给前转的呼叫。
Often these calls are billed per call with additional message units applied to the calls that are forwarded.
它也向被叫用户提供了在呼叫激活阶段对剩余呼叫或对整个呼叫反向呼叫计费的方法。
It also provides the called user with the means to reverse call charging during the active phase of the call for either the rest of the call or for the entire call.
许多移动电话运营公司都使用两档计费系统，分别对呼叫的每一档进行单独计费。
Many cell phone companies use a two-leg billing system that bills each leg of the call separately.
使用满分钟计费增量的移动电话结算方案意味着一次一秒钟的电话呼叫将作为一个满分钟来计费。
A cell phone plan that USES a full-minute billing increment means that a one-second phone call will be billed as a full minute.
呼叫的第一档从呼叫者发出呼叫就立即开始，并按如下方式计费：Leg1ratex Leg 1duration。
The first leg of the call starts as soon as the caller makes the call and is billed as follows: Leg 1 rate x Leg 1 duration.
他们降低了网络运行成本，搭建了一个建立呼叫和计费的平台，用于最能创收的服务。
They reduced the cost of running the network and formed a platform for revenue producing services geared toward call set-up and billing.
国家统计表明，60%的电话呼叫中心的计费相关的。
National statistics show that 60% of all calls to a call center are billing related.
自动计费呼叫—一种对公用电话呼叫进行计费的方法。1982年改为呼叫卡服务。
Automatic bill Calling - a method of billing for payphone calls. Changed in 1982 to Calling Card service.
在呼叫期间还可确定呼叫的累计费用予以显示。
Accumulated costs for that call may also be determined and displayed during the call.
电信公司过去曾经使用纸带来对长途呼叫进行AMA(自动信息计费)计费，但是现在这种记录方式已经被磁带或者是其他的电子媒介所替代。
Carriers used to use a lot of paper tape for AMA (Automated Message Accounting) purposes in recording long distance calls, but that's all been replaced by magnetic tape and other electronic media.
电信公司过去曾经使用纸带来对长途呼叫进行AMA(自动信息计费)计费，但是现在这种记录方式已经被磁带或者是其他的电子媒介所替代。
Carriers used to use a lot of paper tape for AMA (Automated Message Accounting) purposes in recording long distance calls, but that's all been replaced by magnetic tape and other electronic media.
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