The lower part of the body mainly consists of waist and abdomen,hip gluteal sulcus and leg.From these parts,18 dimensions which are closely related to the design of skirts and pants were extracted.

• 下体主要是由腰腹部、臀部、臀沟和腿部组成,提取了这些部位中与下装设计直接相关的18个部位的尺寸,定义了人体的主要特征切面,减少了人体平均形态的计算,同时尽可能地保留了人体躯干的三维体形信息。