Warning: file_put_contents(): Only 0 of 5366 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/oclz.com/index.php on line 55 fixed cog是什么意思，fixed cog的翻译，fixed cog音标、读音、用法和例句_菜篮子兴趣思朗文词典
A cog (16), a lower gear (15) and a medium gear (13) inside a medium wheel box (11) are fixed mesh connection. 介輪箱（11）內的上齒輪（16）、下齒輪（15）和介輪（13）是固定齧郃連接。 ip.com