例句 /

According to the theme of sustainable utilization of mineral resources ,this paper points out the problems in the evaluation of mineral resources, such as the ambiguity of property rights ,ineffectiveness of overall utilization of resources, and the high

According to the theme of sustainable utilization of mineral resources ,this paper points out the problems in the evaluation of mineral resources, such as the ambiguity of property rights ,ineffectiveness of overall utilization of resources, and the high

从可持续利用的思路,指出现阶段矿产资源开发利用中存在着产权公共化、综合利用率低、相对成本过低而贴现率过高等不合理的状况。