质量

(表1-45)表1-45质量计量单位及换算吨市担英吨(长吨)美吨(短吨)千克磅克英两t　LongtShortt*kglbgoz10.05001.01610.907220.00120.32118.1440.98420.049210.89291.10230.05511.1200110.50000.45362.20461.10231150.028.350.03531.76501 ......（本文共 187 字 ）     [阅读本文]>>