GB/T 18890.2-2015 额定电压220 kV(Um = 252 kV)交联 聚乙烯绝缘电力电缆及其附件 第2部分：电缆
文件大小 : 1243 KB
文档格式 : PDF电子版
文档分类 : 国家标准
更新时间 : 2024-01-09 08:33:48
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/11/10/19/11101907.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182