预应力混凝土 | |
earth.sc. | prestressing concrete |
hydroel.st. | prestressed concrete; prestressed concrete process |
檩条 | |
hydroel.st. | summer |
| |||
prestressing concrete | |||
prestressed concrete; prestressed concrete process | |||
preload concrete; PS prestressed concrete; precast concrete |
预应力混凝土 : 474 phrases in 19 subjects |