发生于婴幼儿的肠套叠绝大部份为原发性,只有百分之五到百分之十为有导引点(leading point)存在。导引点如肠憩室、过敏性紫斑、肠息肉、甚至是肠道肿瘤等较常见。
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leading edge percent point 上升百分率点
leading edge mesial point 上升半值点
leading edge peak mesial point 前缘峰半值点
leading-in point 引入口
The first edge and second edge meet at a leading point.
所述第一 边缘和第二边缘在带动点处交汇。
The leading point of this work is that it can give the formation of hollow atom and its intuitionistic picture of its change.
本论文的主要意义在于它可以给出中空原子形成及变化过程的直观图像。
He went on to finish his high school career as the all-time leading point scorer in Pennsylvania history with a total of 2, 883 points.
他完成他的高中生涯的所有时间,完全领先了在宾夕法尼亚州历史上看到的2,883分。
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