目的探讨改良带刃弧形梅花针内固定治疗股骨下段骨折的临床疗效及优点。
Objective To study the clinical effects and advantages of modified arc intramedullary nail(MAIN) for the treatment of the fracture of distal femoral shaft.
在设计不重磨车刀时，在许多情况下采用带刃倾角刀片可获得满意的效果。
In the design of throw-away type clamped tip turning tool, in many cases, the use of insert with an inclination Angle results in a satisfactory effect.
简介板带剪切变形过程，分析了影响切边质量的因素，剪刃侧隙是保证切边质量的重要因素，起决定性作用。
The results showed side play of trimmer's blade plays a decisive role in ensuring side trimming quality.
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