打字机的滑动架固定和移动纸张。

The carriage of a typewriter holds and moves the paper.

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目的探讨早期外固定架固定股骨干骨折对严重多发伤患者预后的影响。

Objective To investigate the therapeutic effect of fracture external fixation in the femoral shaft fractures patients with multiple trauma.

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前言：目的：观察小切口复位单侧外固定架固定术治疗胫腓骨骨折的疗效。

Objective: To observe the effect of fracture tibial and fibula treated by small incision reduction and external fixation.

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