diversity time分集时间diversityn.多样性；差异diversity metric method分布度评价方法diversity of population种群多样性diversity earth station分集地球站Diversity investigation多样性调查diversity of scenic spot景观多样性diversity routing system路由分集制diversity of methodology方法论多样性diversity-guided model多样性控制模型diversity of buried hill潜山多样性Diversity of information信息多样化