Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/857ba953f5e953d336dceb5f55663ea1.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 twist drill grinder是什么意思，twist drill grinder的翻译，twist drill grinder音标、读音、用法和例句_94生活常识网有道词典
This paper illustrates the principle of the inner cone grinding twist drill and the process of grinding experiments on the tool grinder. 闡述了內錐麪法刃磨麻花鑽的原理以及在工具磨牀上進行磨削工藝試騐的方法。