青云英语翻译
翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5
[translate] 垂直孔的综合分析研究回采切割槽技术
垂直孔回采切槽技术的综合分析研究
Study on comprehensive analysis of vertical hole stoping cutting Groove technology
关于全面分析研究的垂直洞stoping切割槽技术
垂直孔回采切槽技术的综合分析研究
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