通清管技术在油气集输中是一种常用的用来清除管道内杂质、蜡、垢以及排空管道内存液的有效办法。
Passing ball cleaning pipe technique is a very effective method to clean up the impurity, wax and filthy and to exclude the existing liquid in oil gas transmission pipe.
使用集总参数非线型模型来分析蒸发管中汽液两相流压力降型脉动，结果表明：压力降型不稳定性可以用二阶常微分方程来描述。
The pressure drop pulsation is analyzed by using a lumped parameter nonlinear model. The results show that the pressure drop type instability can be described by a second-order differential equation.
它有电动机、压缩机、集液槽，其特征在于：还有壳体、制冷盘管、散热盘管、节流器。
It features additional units such as casing, refrigerating coiled pipe, radiator coiled pipe and throttle device.
它有电动机、压缩机、集液槽，其特征在于：还有壳体、制冷盘管、散热盘管、节流器。
It features additional units such as casing, refrigerating coiled pipe, radiator coiled pipe and throttle device.
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