The life of H13 steel forging die for link was studied,the relation of die life and die rigidity was discussed, the measures of increasing die life were brought forward.是什么意思_The life of H13 steel forging die for link was studied,the relation of die life and die rigidity was discussed, the measures of increasing die life were brought forward.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句