Sony Ericsson's answer is the Xperia Play, an Android smartphone with a slide-out set of controller buttons, reminiscent of Sony's PlayStation Portable gaming device.

索爱的回答是索尼爱立信游戏手机，一款机器人智能手机，侧滑盖，有控制键，使人联想起索尼便携式游戏机。

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Aiming at the nonlinearity of machine tool axis, this paper presents the methodology of fuzzy slide mode controller based on slide mode control theory in the viewpoint of VSS.

本文针对数控系统轴控制中存在的非线性问题，从变结构理论的角度，应用边界层滑动控制理论设计了一个模糊滑动控制器。

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Aimed at the nonlinearity and uncertainty of magnetic suspension system, a slide mode variable structure controller is designed based on feedback linearization.

针对磁悬浮系统的非线性和不确定性，设计了基于反馈线性化的滑模变结构悬浮控制器。

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The Xperia Play was the first PlayStation phone, which had a slide-out controller and let players download classic console games.

CNN: Mark Milian,