中等比例尺 meaning in English
medium scale
Examples
- This paper attempts to use the ore - forming geological event method to study the problems regarding the evaluation of medium - scale regional ore potentials and mineral resources at depths and peripheries of the known mines
摘要针对中等尺度范围（或中等比例尺）区域成矿潜力和已知矿山的深部及外围资源评价等问题，试图用成矿地质事件方法开展相关研究。