the larger the diameter is,the higher the foundation would require and construction would cost
不能省,表示一种趋势!
直径越大,基座所需高度越高,建造成本也越高.
the larger the diameter is,the higher the foundation would require and construction would cost
不能省,表示一种趋势!
直径越大,基座所需高度越高,建造成本也越高.