 |
| |||
| staple fibre | |||
| cigarette rod; tobacco rod | |||
| safety fuse | |||
| lock | |||
| mèche | |||
| bit | |||
| fuze; lighter; squib | |||
| |||
| wicks | |||
| wicking | |||
| |||
| wick; fuse | |||
| staple | |||
| sliver | |||
| rove of jute; slubbing | |||
| roving | |||
| fuse of explosives | |||
| |||
| bits parts of hand tools | |||
|
mecha : 141 短语, 17 学科 |
| 一般 | 15 |
| 专利 | 2 |
| 农业 | 1 |
| 化学 | 8 |
| 化学纤维 | 5 |
| 医疗的 | 1 |
| 地球科学 | 3 |
| 技术 | 27 |
| 机械工程 | 9 |
| 汽车 | 1 |
| 炸药 | 6 |
| 煤炭 | 15 |
| 生命科学 | 1 |
| 矿产品 | 1 |
| 纺织工业 | 4 |
| 行业 | 34 |
| 运输 | 8 |