under balance的意思|示意
n. 欠平衡
under balance相关短语
1、 under-balance drilling 欠平衡钻井,欠均衡钻井
2、 under balance drill 欠平衡钻井
3、 under-balance perforation 负压射孔
4、 under balance perforation 负压射孔
5、 well flow under balance 诱喷
6、 under balance pressure drilling 欠平衡压力钻井
7、 under-balance drilling technology 欠平衡钻井技术
under balance相关例句
Using under balance pressure drilling technique aims at preventing the mud loss and pollution of Palaeozoic limestone reservoir in this area and therefore protecting oil reservoir.
该井四开钻探过程中成功地采用欠平衡钻井技术钻穿寒武系凤阳山组，以防止该区古生界灰岩储层发生井漏及储层污染，从而保护油层。
Use of foam fluid for under balance drilling is a...
利用泡沫流体进行欠平衡钻井，是一种较安全的钻井技术。
Being particularly against leakage function of RTTS packer with hydraulic anchor is applied in shallow or under balance pressure extensively.
RTTS封隔器因水力锚自身特有的防窜功能，在浅井测试及负压测试中具有广泛的应用。