释义 |
ore mining短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 采矿 From long time ago, because of reasons such as high mining cost, there are many limitations for the development of domestic ore mining. 一直以来,我国国产矿石因为开采成本大等原因,其开发一直受到制约。 cen The heavy metals in the soil mainly come along with the untreated wastewater used for irrigation, tailings and slurry from metal ore mining. 土壤中重金属污染物主要来源于工矿开发、废岩、尾矿泥、大气飘尘以及污水灌溉等。 cnki This paper set up controller for ore mining loss and ore dilution and put forward analytical and controllable methods by using the matter element analytical theory. 应用物元分析理论,建立了采矿损失、矿石贫化控制器,提出了分析和控制方法。 cnki Following several decades of ore mining the city turned into an area of environmental emergency as the enterprises lacked waste plants since the very beginning. 经过几十年的采矿后,这座城市变成了一片环境紧急事故区,因为开矿企业从一开始就缺少废物处理厂。 dict In this paper, an efficient and suitable testing method for evaluating the safety properties of the BMH bulk safety explosive for sulphide ore mining is presented. 本文介绍的是一种对 BMH型硫化矿用散装安全炸药的研究非常有效、适用的安全性能检测方法。 cnki |