http://baike.baidu.com/view/476809.htm?fr=ala0_1_1
市制长度单位:1尺=1/3米
衣长:2.15尺=2.15*(1/3)=0.71666...(米)=71.666...(厘米)
胸围:3.3尺=3.3*(1/3)=1.1米=110厘米
臀围:3尺=3*(1/3)=1米=100厘米
腰围:2.6尺=2.6*(1/3)=0.866...米=86.6...厘米
肩宽:1.36尺=1.36*(1/3)=0.4533...米=45.33...厘米
袖长:1.8尺=1.8*(1/3)=0.6米=60厘米
短袖长:0.85尺=0.85*(1/3)=0.2833...米=28.33...厘米
裤长:3.1尺 =3.1*(1/3)=1.0333...米=103.33.厘米