| |||
jaw of spanner; wrench opening | |||
wrench clearance | |||
| |||
spanner opening |
扳 手 开口 : 38 phrases in 10 subjects |
Architecture | 1 |
Automobiles | 15 |
Aviation | 1 |
Drilling | 2 |
Hydroelectric power stations | 1 |
Mechanic engineering | 2 |
Metallurgy | 2 |
Shipbuilding | 2 |
Technology | 11 |
Wind Energy | 1 |