sweetptt, 请教一个技术问题

来源: 2012-05-10 13:52:29 [旧帖] [给我悄悄话] 本文已被阅读:

NG horizontal well是否成本比一般的well要高一些?

还有, development well是个啥概念, 以后能变成 producing well ?

Thanks a lot in advance!