Single cut, continuous pressure cut, open delay three function.
单张压切、连续压切、打开延时三功能。
Bottomhole pressure and high capacity wells, usually continuous gas lift production;
对那些井底压力和产能高的井，通常采用连续气举生产；
To verify the effects of continuous constant pressure skin expansion.
研究持续恒压快速扩张技术。论证持续恒压扩张术的效果。
Requiring continuous operation, stable pressure and no regular pressure fluctuation;
要求连续、压力稳定、不出现周期性压力波动；
Requiring continuous operation, stable pressure and no regular pressure fluctuation;
要求连续、压力稳定、不出现周期性压力波动；
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