It wants a change at the top and in direction, perhaps to break up RIM into a network company, a device-maker and a holder of patents.

它希望RIM能够更换执行层高层，也许会将RIM分解成一家网络公司、一家设备制造商以及一家专利持有公司。

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Control valve is a pipe attachment, which is used to change the channel cross-section and flow direction, the control flow of a medium transport device.

调节阀是一种管路附件，它是用来改变通路断面和介质流动方向，控制输送介质流动的一种装置。

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With long service life, the combined one-way bearing can withstand large radial pressure and can be used on a belt device needing change the direction of transmission.

该组合式单向轴承能承受住大的径向压力，使用 寿命长，可应用于需要变换传动方向的皮带装置上。

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