圆弧挡墙在水利水电工程中应用广泛,但其体积计算没有统一的计算公式,该文总结了常用的体积计算方法,通过推导,提出了圆弧挡墙的精确体积计算公式,并通过采用AutoLISP编程语
Evidence of the lasting influence of the Chinese philosopher Confucius can still been seen around the world.In September 2009 a life-size bronze statue of the scholar was erected at Hermann Park in do