These fluctuations in usage happen as part of the business process, such as end-of-month billing and reporting.

这些使用量波动是某些业务过程造成的，比如月底的结帐和报告。

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Billing charges accrued over the whole month include instances of servers running for the complete 30 days as well as servers running only up to one minute.

整个月累积的收费包含运行整整30天和只运行了一分钟的服务器实例。

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In such a case, a billing model based on gigabytes used determines what the costs of the service per month will be.

在这种情况下，使用基于千兆字节的收费模式来确定每个月服务的成本是多少。

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About half of U.S. homes are on equalized billing programs that even out power bills month to month and are the antithesis of real-time pricing programs.

FORBES: Energy

"It just doesn't fit downtown or feel like it's responsible, " said Charlotte Dixon, a third-generation Midlander who works in the billing department of a doctor's office and started an online petition last month opposing the skyscraper.

WSJ: Office Tower Sets Off Gusher of Opinions

Their first project was to tackle one of the major causes of dissatisfaction among many of their clients, which was when they would exceed their minutes on their billing plan, they wouldn't find out about it until the next month, when they got their bill.

FORBES: Magazine Article