???
中文-
Okokusebenza kwangaphambi kwe-past pre-cast pre-cast
Indlela yokwakha ye-Perast yangaphambi kwesikhathi ye-Perast Pile Concration ukusebenzisa pre-bored pre-cast pre-cast pre-cast yokushayela, ukushukumisa okujulile nokwandisa phansi, ekugcineni ekugcineni kufakwe umzimba wenqwaba. It's a pile foundation method with various combinations of different types of the prestressed high strength concrete knot diversion pile (PHDC), prestressed high-intensity concrete pile (PHC), prestressed reinforced high strength concrete pile (PRHC) under sequence as pilling, Root-enlarging, Injecting, implanting.
I-8613564568558