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vertical compression; vertical pressure | |||
direct rolling action; normal pressure; pressure at right angles | |||
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vertical pressure |
垂 直 压力 : 22 phrases in 8 subjects |
Bridge construction | 2 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Hydroelectric power stations | 2 |
Metallurgy | 4 |
Rail transport | 3 |
Space | 1 |
Technology | 8 |