机床。带4个键的花键轴和花键孔的剖面。内定心。尺寸。

Machine Tools; Spline Shafts and Spline Bore Profiles with 4 Splines, Internal Centering, Dimensions.

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在逆止器的轴端孔内通过胀套和双平键与从 动轴连接；

The inner part of a shaft end hole of the backstop is connected with a driven shaft through an expansion bush and a double flat key;

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分析了变容二极管的等效电路模型，考虑了微带的不连续性、键合引线、通道孔对电路的影响。

The bond wire, the via hole and the uncontinuity of the microstrip's effect have been taken into account .

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