Methods:90 patients who all wounded in the abdomen diagnosed and treated complately with the laparoscope.
方法：腹部刀刺伤90例患者术前探查示与腹腔相通，应用腹腔镜完成诊断及治疗。
V rolling may decrease efficiently side overlap of plate, chamfer rolling may remove complately side overlap of plate.
平辊立轧可显著减小坯料侧面双鼓形及折叠，倒棱轧制可有效消除坯料侧面双鼓形。
V rolling may decrease efficiently side overlap of plate, chamfer rolling may remove complately side overlap of plate.
平辊立轧可显著减小坯料侧面双鼓形及折叠，倒棱轧制可有效消除坯料侧面双鼓形。
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