coarse ore中文什么意思

粗矿石

块矿

• coarse:    adj. 1.粗糙的，粗劣的，粗制滥 ...
• ore:    n. (pl. ore) 1.欧尔〔 ...
• coarse ore dust:    粗矿尘

例句与用法

1. A summary introduction is made of the electrovibrating ore - drawing techniques that have been used in shizishan copper mine , which includes the electrovibrating ore drawing of the ore pass in middle section , the one for in - stope ore drawing , the one for the main underground ore bin and the one for the coarse ore bin in the concentrator
   针对狮子山铜矿应用中的几种电振动放矿技术进行了总结性介绍，它们分别是：中段溜井电振动放矿、采场内电振动放矿、坑下主矿仓电振动放矿、选矿厂粗矿仓电振动放矿。