| 释义 |
♯ Civil engineering in general
※ • ♯ Building and civil engineering
L • ♯ Bridges (18) Thesaurus+: → SEE ↑BridgesⱵ • ♯ BuildingⱵ • ♯ BuildingsⱵ ☀ ♯ Civil engineering in general (23) Thesaurus+: → SEE ↑Civil engineering in generalⱵ • ♯ Ditches, dams and tunnels (16) Thesaurus+: → SEE ↑Ditches, dams and tunnelsL • ♯ Roads and road building |