| 释义 |
| law of conservation of matter | 物质不灭定律 | 机械工程名词 |
| law of conservation of matter | 物质不灭定律 | 环工组 | 土木工程名词 |
| law of conservation of matter | 物质守恒定律，物质不灭定律 | 电力工程 |
| law of conservation of matter | 物质守恒定律；物质不灭定律 | 化学名词-化学术语 |
| law of conservation of matter | 物质守恒定律；物质不灭定律 | 电机工程名词 |
| law of conservation of matter | 物质守恒律 | 物理学名词 |
|