质量是物理中物质的数量。它是物质的基本特性，以千克（kg）进行测量。
1 gr = 64.805 mg
1 mg = 0.015 gr
例子:
将15 粮食转换为毫克：
15 gr = 972.081 mg
| 粮食 | 毫克 |
|---|---|
| 0.01 gr | 0.648 mg |
| 0.1 gr | 6.481 mg |
| 1 gr | 64.805 mg |
| 2 gr | 129.611 mg |
| 3 gr | 194.416 mg |
| 5 gr | 324.027 mg |
| 10 gr | 648.054 mg |
| 20 gr | 1,296.108 mg |
| 30 gr | 1,944.162 mg |
| 40 gr | 2,592.216 mg |
| 50 gr | 3,240.27 mg |
| 60 gr | 3,888.324 mg |
| 70 gr | 4,536.378 mg |
| 80 gr | 5,184.432 mg |
| 90 gr | 5,832.486 mg |
| 100 gr | 6,480.54 mg |
| 250 gr | 16,201.35 mg |
| 500 gr | 32,402.7 mg |
| 750 gr | 48,604.05 mg |
| 1000 gr | 64,805.4 mg |
| 10000 gr | 648,054 mg |
| 100000 gr | 6,480,540 mg |
规则