Demolition parameters of tube-shaped structure using folding control blasting method
筒形建筑物拆除爆破折叠方案参数的研究
A tube-shaped granary is a structure of special type . When grain is reserved in it , it always causes complex problems .
立筒仓是一种特种结构,它在储粮时的粮食压力问题十分复杂。