找回密码
 立即注册
井径
井身各段横断面的直径,是开口井径、开采段井径、终止井径的统称。
来源:《管井技术规范 GB50296-2014》

Archiver|手机版|小黑屋|牛马Next ( 苏ICP备17047105号-6 )

GMT+8, 2025-6-6 11:51 , Processed in 0.046145 second(s), 10 queries .

Powered by Discuz! X3.5

© 2001-2025 Discuz! Team.

返回顶部