| |||
natural stone rubbing machine | |||
stone grinder; stone mill; spiral polishing machine | |||
| |||
stone mill |
磨石 机 : 57 phrases in 8 subjects |
Agriculture | 3 |
Animal husbandry | 2 |
Architecture | 5 |
Chemistry | 1 |
Mechanic engineering | 1 |
Shipbuilding | 1 |
Technology | 42 |
Textile industry | 2 |