Meinten Sie:
person:("wang YI")
•
person:("yang YI")
Manufacturing method, hoisting method and installing method of water tank
Back door supporting rod structure, automobile back door and automobile
Prefabricated pipeline and floor integrated modular assembly system and construction method
Hoisting system for air pipe in vertical shaft and operation method of hoisting system
Integral or sectional type construction method for high-leakproofness air pipe in narrow hoistway