Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/ce13e532544ffc36e434b211175bce9f.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 outside barrel diameter例句_outside barrel diameter英汉例句_outside barrel diameter双解例句_伍贰汉英词典
The drill bit in a cone shape outside has an outer diameter larger than or equal to the drill barrel to form an outer bulge. 钻头外侧呈锥体形状，钻头外径大于或等于钻筒外径形成外凸。 ip.com