The conception of "inversion curve" is usually introduced in the discussion of the temperature effect for adiabatic throttling process of gases.
讨论气体绝热节流过程中的温度效应时，一般要引入“转变曲线”这一概念。
Every successive element of fluid undergoes the throttling process in a continuous stream.
在连续的流动中，每一流体元相继地经历节流过程。
Based on vacuum pumping accompanied with throttling process, presenting several superfluid helium cooling cycles and analyzing their flow principle and cooling characteristic.
以抽真空与节流相结合为基础，给出了几种超流氦冷却循环方式；分析了这几种方式的流程机理和冷却特性。
This paper introduces the principle, technical index of tools, and applicable scope of downhole throttling process, and provides a concrete plan implemented in Shuangtuozi gas field.
介绍了井下节流工艺原理、工具技术指标及适用范围，给出了具体实施方案设计在双坨子气田开发中的应用。
This paper introduces the principle, technical index of tools, and applicable scope of downhole throttling process, and provides a concrete plan implemented in Shuangtuozi gas field.
介绍了井下节流工艺原理、工具技术指标及适用范围，给出了具体实施方案设计在双坨子气田开发中的应用。
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