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skew back; arch springing line | |||
arch springer; spring; springing; springing of arch; arch spring skewback; skewback of arch | |||
abutment | |||
abut; arch abutment | |||
skewback; arch springing; springer | |||
balance of roof | |||
angle of skew-back; impost; spring block; springing block | |||
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skewback | |||
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arch springer | |||
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skewbacks | |||
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skewback | |||
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abutment |
拱 脚 : 91 phrases in 10 subjects |
Architecture | 8 |
Bridge construction | 6 |
Construction | 1 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 6 |
Gymnastics | 1 |
Hydroelectric power stations | 3 |
Metallurgy | 11 |
Technology | 53 |