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。
Features are not easy to break, easy to carry weight is very light, the disadvantage is that the quality of bending deformation is easy to poor.
特点是不易折断、携带方便重量很轻，缺点是容易弯曲变形质量较差。
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