GB/T 31586.2-2015 防护涂料体系对钢结构的防腐蚀保护 涂层附着力内聚力(破坏强度)的评定和验收准则 第2部分划格试验和划叉试验
文件大小 : 1699.13 KB
文档格式 : PDF电子版
文档分类 : 行业标准
更新时间 : 2024-08-06 10:42:37
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/24/98/86/2498861.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182