PIM is not restricted to the local device. It can access data from an attached SIM or another remote device.

PIM并不局限于本地设备，它可以访问一个附加SIM或另一个远程设备中的数据。

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Ignacio Mas of the Gates Foundation points out that ensuring secure text-message transactions will often require an agreement with a mobile operator, which controls access to the phone's SIM card.

盖茨基金会的Ignacio Mas指出，为了确保短信交易的安全，通常要同控制手机SIM卡访问的移动运营商签署协议。

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A personal identification number which provides access to protected areas of the SIM e. g. barred phone books.

个人识别码，用来保护SIM卡中受保护的数据区，例如：限制访问的电话簿。

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It also affords the convenience of Dual SIM access, giving the smartphone added communication flexibility.

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Sitting in the middle of that strip is the 8-megapixel camera, as well as a covered slot for microSD and SIM cards (SIM access is blocked on this WiFi-only model).

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These features are also supported with the GALAXY Core's Dual SIM technology, enabling users to access both SIM cards simultaneously.

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