Warning: file_put_contents(): Only 0 of 6446 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/001308.com/index.php on line 55 ball-bearing with taper bore是什么意思，ball-bearing with taper bore的翻译，ball-bearing with taper bore音标、读音、用法和例句_零食美味英文词典
The basic design self-aligning ball bearing is available with a cylindrical bore or, in certain size ranges, with a tapered bore (taper 1:12). 自調心球軸承的基本設計帶有一圓柱孔，或者在某些尺寸範圍內帶一圓錐孔（圓錐1：12）。