main ore pass的意思|示意
主矿道
main ore pass的网络常见释义
主溜矿井 ... college-education 高职高专教育 main ore pass 主溜矿井 intensity signal 强信号 ...
main ore pass相关短语
1、 main ore-pass 主溜井
2、 main ore pass system 主溜井系统
main ore pass相关例句
The content of the research on changing the high shaft into a main ore-pass in Yong-Sha-Ba mine has three parts.
用沙坝矿高大副井改主溜井的研究内容主要分为三个部分：溜井放矿规律研究与振动出矿及相关技术的应用研究；
Based on field investigation the main causes of No 2 ore pass failure are analysed in this paper.
本文通过详细的现场调研，分析了造成2号溜井垮冒的主要原因。