The relationship between parameters of ball mill and quantity of fine powder was obtained by cross test. The concept of grinding zone and equation about grinding efficiency were proposed.

通过正交试验得出了球磨参数与细粉量的关系，并提出研磨破碎区概念，给出了球磨效率关系式。

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In the paper, the research on the quality of rolled stepped shaft for overcoming geometrical limitation and standard design of 3-roll cross wedge rolling mill is reported.

对三辊楔横轧轧件质量、克服几何限制条件措施及轧机定型设计等进行了研究。

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" The Mill and the Cross" opens in cinemas in Italy on March 30, in Argentina in April, and in Spain in June.

CNN: Bringing Bruegel to the big screen

An exhibition of Lech Majewski's work, including his film installation "Bruegel Suite, " based on "The Mill and the Cross" is currently on view at The Wapping Project in London.

CNN: Bringing Bruegel to the big screen