5520| 1
|
HGT 20570.1-95《设备和管道系统设计压力和设计温度的确定》 |
|关于我们|网站地图|油气储运网 ( 鲁ICP备11007657号-3 )
GMT+8, 2025-1-21 12:11 , Processed in 0.025767 second(s), 15 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.