Warning: file_put_contents(): Only 0 of 4888 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/62383.com/index.php on line 55 rocker die例句_rocker die英汉例句_rocker die双解例句_流逝汉英词典
Replacing the conventional forged steel rocker with aluminum die-cast rocker with a ceramic insert is an advanced technology of the manufacturing of internal combustion engines. 以铝合金—陶瓷镶块摇臂取代传统的锻钢摇臂，是发动机摇臂制造的最新技术。