...质量单位,,,等等,,,反正小学所有有关进率的,,,都要帮我写下来...答:公吨 长吨 短 吨 担 英 担 司马担 公斤 斤 磅 (Metric (Long (Short (Hundred Kilo- ton) ton) ton) weight) (Picul) gram) (Pound) 1 0.9842 1.1023 20 19.684 16.535 1,000 2,000 2,204.62 1.016 1 1.12 20.32 20 16.8 1,016.05 2,032.1 2,240 0.9072 0.8929 1 18.144 17.857 15 907.2 1,...