GB/T 16422.2-2022 塑料 实验室光源暴露试验方法 第2部分:氙弧灯

文件大小 : 6.72 MB

文档格式 : PDF电子版

文档分类 : 行业标准

更新时间 : 2024-08-24 09:14:54


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/20/51/52/2051527.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182