GB/T 31396.3-2020 机床 分离爪自定心卡盘尺寸和几何精度检验 第3部分:梳齿配合型动力卡盘

文件大小 : 435.15 KB

文档格式 : PDF电子版

文档分类 : 国家标准

更新时间 : 2024-04-19 14:19:42


Warning: get_headers(): SSL operation failed with code 1. OpenSSL Error messages: error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182

Warning: get_headers(): Failed to enable crypto in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182

Warning: get_headers(https://img.0ppt.com/28/71/01/2871018.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182