采用挤压加工方法对渐开线齿形部分进行加工，不仅能显著地提高生产效率，而且还能提高齿形的强度和齿形精度。
The application of extrusion processing in involute profile can not only raise the production efficiency but also enhance the strength and accuracy of involute profile.
通过工艺优化和改进工装等措施，不仅保证了管模的质量，而且提高了生产效率。
Through the process optimization and the upgrading of the tool set up, the quality of the tube mould has been guaranteed and the production efficiency has been improved as well.
型钢压瓦机制造它的壁厚可以制得很薄，而且大大简化了生产工艺，提高生产效率。
C steel pressure tile machine in its wall thickness can be made very thin, and greatly simplifies the production process, improve production efficiency.
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