The effect of technology of heat treatment on the micro-hardness and the phase composition of eom-plex boronisation layer on the O8 steel surface was studied.是什么意思_The effect of technology of heat treatment on the micro-hardness and the phase composition of eom-plex boronisation layer on the O8 steel surface was studied.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句