cross piercing

常见例句

The piercing principle of 2-roll cross-rolling piercer and its application range are discussed.
论述了二辊斜轧锥形辊穿孔机的穿孔原理及其应用范围。
The developing of slight CC billet cracks during two-roll cross piercing and two-roll cold-rolling are investigated.
研究了连铸坯微裂纹在二辊斜轧穿孔和二辊冷轧过程中的变化。
This new roll shape is very effective for improving pierced quality of low plastic steel and intensifying piercing process with larger cross angle.
这种新辊型对低塑性钢穿孔质量的改善和实现大前进角强化穿孔过程都有很大意义。