ZDH series preheater is mainly used to preheat the PCB before impact cutting.

ZDH系列预热机主要用于印制板在冲切前的预热。

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Wedge impact blade of impact cutting coal machine was designed and its working process was stimulated.

本文通过对冲击采煤机冲击刀具的设计及其参数的研究，设计了较为合理的楔形冲击刀具。

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Impact cutting and cutting compared, not only can increase depth of cut, but can also reduce the large number of cutting force.

冲击切削与静压切削相比，不仅可以增大切削深度，而且可以大量降低切削力。

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Democrats pushing the health care bills argue the CBO analysis lacks the impact of cost-cutting measures under discussion for existing programs such as Medicare and Medicaid.

CNN: Sebelius: Possible tax on rich for healthcare

Apart from the late chance which was blocked by Tamas, Rooney struggled to make an impact as United's cutting edge deserted them.

BBC: Man Utd 2-2 West Brom

Dr Gazi believes there is a strong argument for the provision of anti-retroviral drugs because of the impact they would have in cutting the transmission of HIV from pregnant mothers to their unborn babies.

BBC: Case Study: South Africa