|
3098| 0
|
A.B倆地相距18KM,甲工程對要在A.B兩地間鋪設(shè)一條輸送天然氣管道，乙工程隊要在A.B兩地 |
|關(guān)于我們|網(wǎng)站地圖|油氣儲運網(wǎng)
( 魯ICP備11007657號-3 )
GMT+8, 2025-9-9 09:27 , Processed in 0.021210 second(s), 12 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.
字化.webp)
發(fā)表于 2013-5-22 22:10:52