车床顶尖 | |
tech. | grinding apparatus for lathe centers; lathe center |
孔 | |
gen. | hole |
hydroel.st. | orifice |
lab.eq. | well; bore |
met. | eye; gab; mouth; opening |
| |||
grinding apparatus for lathe centers; lathe center |
车床顶尖 : 11 phrases in 2 subjects |
Shipbuilding | 2 |
Technology | 9 |