5,000,000/20= 250,000張 厚度到17feet and 11 inch 6,000,000,000/100= 60,000,000張 60,000,000/250,000= 240 倍 Feet表示:17feet and 11 inch*240= 2640+0.08= 4300 feet Inch表示:17feet and 11 inch*240= 2966.4 inch
5,000,000/20= 250,000張 厚度到17feet and 11 inch 6,000,000,000/100= 60,000,000張 60,000,000/250,000= 240 倍 Feet表示:17feet and 11 inch*240= 2640+0.08= 4300 feet Inch表示:17feet and 11 inch*240= 2966.4 inch
-- by 会员 TinaTFeng (2010/2/6 14:40:01)
我不明白哦,怎么就等于了呢?17feet and 11 inch*240= 2640+0.08= 4300 feet?