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free height | |||
clearance height (度); clear headway (度); free headroom (度); free height (度); headroom (度); headway (度); overhead clearance (度) |
净空高 : 40 phrases in 12 subjects |
Architecture | 4 |
Automobiles | 8 |
Aviation | 5 |
Bridge construction | 4 |
Chemistry | 1 |
Electric machinery | 1 |
Hydroelectric power stations | 2 |
Management | 1 |
Metallurgy | 2 |
Space | 1 |
Sports | 1 |
Technology | 10 |