一旦节流嘴工艺设计偏差时将引起节流嘴失效导致作业失败。
Once the cutting process design deviation of mouth will lead to cutting nozzle failure and the operation failed.
油气嘴节流现象广泛存在于油气田开发生产过程中，严重者可以导致冰冻结霜或者生成水和物导致作业失败。
Throttling phenomena often happens at development and production operation period of oil and gas field which results in frost or produced hydrate in some serious cases to cause failure of work.
对管流、嘴流、渗流的协调计算及蒸汽流过节流喷嘴的临界流动特性进行了研究。
Coordination calculation for the flow in pipe, nozzle and reservoir, critical flow characteristics through the throttling jet are studied.
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