Numerical simulation study on laws of strata behavior in seam roadway for fully mechanized sub-level caving face supported by bolt-wire mesh-anchor是什么意思_Numerical simulation study on laws of strata behavior in seam roadway for fully mechanized sub-level caving face supported by bolt-wire mesh-anchor在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句