By this time, a subtle wedge-shaped cross-section had been selected.
由这个时候，一个微妙的楔形截面已选定。
Experimental study on limit-section shrinkage of one wedge in cross wedge rolling;
为了成形大断面收缩率轴类零件，进行了楔横轧二次楔入试验。
Experimental study on limit-section shrinkage of one wedge in cross wedge rolling;
为了成形大断面收缩率轴类零件，进行了楔横轧二次楔入试验。
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