adapted varieties造句

• There are a lot of categories of the small business enterprise gathering cluster , in the united states , italy , switzerland , japan , china etc . the small business enterprise gathering cluster that stride over several industries section can adapt variety and resist the decay of economic period
  这些中小企业集群的具体作用体现在：能够使有限资源高效聚集起来，以满足城市与地区经济发展；中小企业集群政策可以为实现产业目标和重振产业服务；跨越多个产业部门的中小企业集群能更好地适应变化和抵抗经济周期中的衰退。