我国目前总资源储量结构呈现为“三少三多”的特点。一是储量、基础储量少,资源量多。查明资源储量中,基础储量占36.3%,资源量占63.7%,储量占查明资源储量的18.9%;二是经济可利用的资源储量少,经济可利用性差或经济意义未确定的资源储量多,经济可利用的占1/3,经济可利用性差和 At present, China’s total resource reserve structure is characterized by “three fewer, three more”. First, reserves, less basic reserves, more resources. Among the identified reserves, basic reserves accounted for 36.3%, resources accounted for 63.7% and reserves accounted for 18.9% of ascertained reserves; Second, economically available resources with low reserves, poor economic availability or undetermined economic significance More than one-third of economically viable, poor economic availability