JB/T 7118-2014 YVF2系列（IP54）变频调速专用三相异步电动机技术条件（机座号80~355
文件大小 : 9762.44 KB
文档格式 : PDF电子版
文档分类 : 行业标准
更新时间 : 2024-09-06 09:47:33
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/24/91/41/2491414.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182