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 mt = 1,000,000,000 mg
1 mg = 1.0000e-9 mt
例子:
将15 公吨转换为毫克：
15 mt = 15,000,000,000 mg
| 公吨 | 毫克 |
|---|---|
| 0.01 mt | 10,000,000 mg |
| 0.1 mt | 100,000,000 mg |
| 1 mt | 1,000,000,000 mg |
| 2 mt | 2,000,000,000 mg |
| 3 mt | 3,000,000,000 mg |
| 5 mt | 5,000,000,000 mg |
| 10 mt | 10,000,000,000 mg |
| 20 mt | 20,000,000,000 mg |
| 30 mt | 30,000,000,000 mg |
| 40 mt | 40,000,000,000 mg |
| 50 mt | 50,000,000,000 mg |
| 60 mt | 60,000,000,000 mg |
| 70 mt | 70,000,000,000 mg |
| 80 mt | 80,000,000,000 mg |
| 90 mt | 90,000,000,000 mg |
| 100 mt | 100,000,000,000 mg |
| 250 mt | 250,000,000,000 mg |
| 500 mt | 500,000,000,000 mg |
| 750 mt | 750,000,000,000 mg |
| 1000 mt | 1,000,000,000,000 mg |
| 10000 mt | 10,000,000,000,000 mg |
| 100000 mt | 100,000,000,000,000 mg |
规则