GB/T 38206.5-2021 气动元件可靠性评估方法第5部分∶止回阀、梭阀、双压阀（与阀）、单向节流阀及快排阀
文件大小 : 4031.5 KB
文档格式 : PDF电子版
文档分类 : 国家标准
更新时间 : 2023-12-07 14:09:35
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/61/11/75/61117580.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182