quality of bending 弯曲质量
The assist pressure is adopted on pressure die to improve the bending quality.
有动力的侧推机构，使得弯管质量提高；
The top die is the important component of the complete set of pipe-bending die, the design of which directly impact the bending quality and the bending efficiency.
顶模是弯管全套模具的重要部件，它的设计直接影响弯管质量和弯管效率。
Clearance between tube and various dies is of great importance to influence forming limit and quality during thin-walled nc bending process.
管材与不同部位模具间隙是影响薄壁管数控弯曲过程成形极限和成形质量的重要因素。
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