hydraulic coal mining technology的意思|示意
美 / haɪˈdrɔ:lɪk kəul ˈmaɪnɪŋ tekˈnɔlədʒi /
英 / haɪˈdrɔlɪk kol ˈmaɪnɪŋ tɛkˈnɑlədʒi /
水力采煤工艺
hydraulic coal mining technology相关例句
The paper researchs the principle of protective seam mining, hydraulic slotting method and executing-digging technology to avoid risk of coal-gas outburst, and its practices in coal mine.
通过分析近距离保护层开采、水力掏槽法及边抽边掘技术防治煤与瓦斯突出原理及实践应用，从而有利于煤与瓦斯突出矿井选择合理有效的防突技术。