width of formation

On the basis of analyzing the actual way of classification of unloading zones, the author puts forward a divisiory way of adopting joint rate, opening joint rate and summation of joint width as quantitative indexes according to formation mechanism and geological exhibition of unloading zones.

在分析目前卸荷带划分方法的基础上，根据卸荷带的形成机理及地质表现，提出了用裂隙率、张开裂隙率和隙宽和3个量化指标进行卸荷带的划分。

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Combination with the design experience, the critical value depth-width ratio in the backward extrusion formation of rectangular shell parts is concluded.

结合模具设计的经验，推断出了反挤压成形矩形壳体零件的临界高／宽比。

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The results show that density of the filaments in pattern formation decreases with increasing of the gas gap width.

实验结果表明斑图结构中的丝密度随气体隙宽度的增加而减小。

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