YS/T 1115.9-2016 铜原矿和尾矿化学分析方法第9部分∶硫量的测定高频红外吸收法和燃烧-碘酸钾滴定法
文件大小 : 3.27 MB
文档格式 : PDF电子版
文档分类 : 行业标准
更新时间 : 2024-11-04 16:06:51
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/61/21/08/61210814.png): failed to open stream: operation failed in /www/wwwroot/0ppt.com/e/data/tmp/dt_temptext14.php on line 182