在某些海上挠性管作业机或特殊陆上挠性管作业机上用于使注入头和压力控制设备稳定的支承构架。
A support structure used to stabilize the injector head and pressure-control equipment on some offshore, or special onshore, coiled tubing units.
同时介质压力与上游端挠性结构的回弹力又增加了下游端阀座的密封。
While medium pressure and the upstream end of the resilient and flexible structures to increase the downstream end of the valve seat seal.
挠性结构又自动补偿阀座的磨损及温度和压力变化，提高了使用寿命。
Flexible structure and automatically compensates for seat wear and the temperature and pressure changes, increased service life.
挠性结构又自动补偿阀座的磨损及温度和压力变化，提高了使用寿命。
Flexible structure and automatically compensates for seat wear and the temperature and pressure changes, increased service life.
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