GB/T 33877-2017无损检测荧光渗透剂亮度测定方法国家标准
英文:Non-destructive testing—Test method for comparing the brightness of fluorescent penetrants GB/T 33877-2017介绍: 国家标准《无损...
英文:Non-destructive testing—Test method for comparing the brightness of fluorescent penetrants GB/T 33877-2017介绍: 国家标准《无损...