hydraulic coal mining technology

基本解释

• [地球科学]水力采煤技术

英汉例句

双语例句

• 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。

• hydraulic coal mining technology更多例句

专业释义

地球科学

• 水力采煤技术