Users can now select from a variety of data storage devices in order to meet their memory requirements without being limited by the Series 2600a's internal memory allotment.

为了满足存储需求，用户现在可以从多种数据存储设备中进行选择，不限于2600a系列数字源表的内存分配。

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On one hand, this article put forward a horizontal structure model of education allotment, and verified its usefulness through the data emulation.

一方面，本文提出一个教育经费横向分配模型，并通过数据模拟验证其有效性。

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Users who go over their monthly data allotment will pay an additional fee based on their existing data plan.

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Mobile phone users who want to disable their ability to send texts or data after they have used their monthly allotment may also be able to demand that service under the upcoming proposal, he said.

CNN: U.S. aims to regulate mobile 'bill shock'