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 = 0.042 dwt
1 dwt = 23.998 gr
例子:
将15 粮食转换为轻量级：
15 gr = 0.625 dwt
| 粮食 | 轻量级 |
|---|---|
| 0.01 gr | 0 dwt |
| 0.1 gr | 0.004 dwt |
| 1 gr | 0.042 dwt |
| 2 gr | 0.083 dwt |
| 3 gr | 0.125 dwt |
| 5 gr | 0.208 dwt |
| 10 gr | 0.417 dwt |
| 20 gr | 0.833 dwt |
| 30 gr | 1.25 dwt |
| 40 gr | 1.667 dwt |
| 50 gr | 2.084 dwt |
| 60 gr | 2.5 dwt |
| 70 gr | 2.917 dwt |
| 80 gr | 3.334 dwt |
| 90 gr | 3.75 dwt |
| 100 gr | 4.167 dwt |
| 250 gr | 10.418 dwt |
| 500 gr | 20.835 dwt |
| 750 gr | 31.253 dwt |
| 1000 gr | 41.671 dwt |
| 10000 gr | 416.708 dwt |
| 100000 gr | 4,167.084 dwt |
规则