本文介绍了利用线切削方法在通用机床上加工非可展直纹抛物面导风轮叶型的原理与装置。

Paper describes the principle and device for machining inducer blades with non-developable parabolic surface profiles with general purpose machines by using the linear-cutting method.

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对神的顺服其中的一面，就是导至我们要离开任何的罪恶。

One aspect of this obedience is to turn away from sin.

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导纸辊有槽胶面，防止破坏纸板强度，增加送纸的准确性。

Rubber surface for paper guiding roller can avoid damaging strength of paperboard and increase accuracy of paper sending.

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