mechanical key
| code
| mechanical key abbr. | |
| tech. | 机械性锁接 |
| code abbr. | |
| gen. | 为...编码 |
| el. | 规则 |
| hydroel.st. | 编码; 标准 |
| hydroel.st. од. | 法规 |
| met. | 码; 电码; 符号; 标记; 规则 |
| |||
| 机械性锁接 | |||
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mechanical key : 4 phrases in 2 subjects |
| Automobiles | 2 |
| Technology | 2 |