fault density
| function
| fault density abbr. | |
| el. | 故障密度 |
| function abbr. | |
| gen. | 运行; 工作 |
| hydroel.st. | 作用 |
| interntl.trade. | 效用; 职能 |
| light. | 功能，用途 |
| math. | 运算 |
| met. | 功用; 用途 |
| |||
| 故障密度 | |||
| 疵密度 | |||
|
fault density : 5 phrases in 4 subjects |
| Electric machinery | 1 |
| Electronics | 1 |
| Metallurgy | 1 |
| Technology | 2 |