When laser power density is greater than 18 GW/cm~2,residual stresses of EBW line are changed,which improves residual stress distribution.是什么意思_When laser power density is greater than 18 GW/cm~2,residual stresses of EBW line are changed,which improves residual stress distribution.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句