Different blank-holder gaps and separation forces are used to control the blank holding force (BHF).

压边力采用不同的压边间隙和施加不同的分离力来实现。

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Based on the prerequisite of no cracking, the fit constant BHF was acquired from reasonable blankholder gap control.

基于不破裂前提，从合理压边间隙控制中获得常压边力控制所需的恒定压边力。

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The function of the blank holder force (BHF) as well as its influence on the forming performance and forming accuracy of combined stepped-hole were analyzed.

分析了压边力的作用及其大小对这种复合台阶孔成形性能和成形质量的影响。

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The British Heart Foundation (BHF) said 72% of parents believe their children are "active enough".

BBC: Children 'not exercising enough'

The BHF is launching a new national initiative, funding and training 16 new heart failure nurses in the community.

BBC: Killer heart disease on rise

The BHF said it wants the listing of trans fat levels on food labels to be made compulsory.

BBC: NEWS | Health | 'Hidden' fats removed from foods