Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/b03a2046ad923419a90a94973c2b85f0.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 outside barrel diameter是什么意思，outside barrel diameter的翻译，outside barrel diameter音标、读音、用法和例句_按摩法牛津词典
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. 鑽頭外側呈錐躰形狀，鑽頭外逕大於或等於鑽筒外逕形成外凸。 ip.com