notcher断屑器notchn.刻痕；等级；切口vt.赢得；刻凹痕；计分notched tensile specimen切口拉伸试样Notched intensity factor切口应力强度因子notched plastic spreader锯齿状的塑料涂抹用刀notch sensitivity factor缺口敏感性系数notched bar tensile test缺口抗张试验,切口抗拉试验Notch on a serrated edge锯齿形边缘的凹口.notched tensile strength缺口抗拉强度notched tensile speciman缺口接伸试样notch fracture toughness缺口韧性notch of ligamentum teres肝圆韧带切迹