4018| 1
|
直徑200毫米的天然氣管道1小時(shí)流量多少 |
|關(guān)于我們|網(wǎng)站地圖|油氣儲(chǔ)運(yùn)網(wǎng)
( 魯ICP備11007657號(hào)-3 )
GMT+8, 2025-9-8 18:16 , Processed in 0.018925 second(s), 11 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.