The surviving distance of the cryogenic liquid column is defined.
定义了低温液柱的生存距离。
Bubbles float centripetally from the thin froth area and upward from the central part of liquid column area.
气泡分别从薄层区径向向内和从液柱区中心部位轴向向上进入泡沫区。
The air-valve was compared with one-way tank, both of which are used for avoiding liquid column separation in the pipe.
计算结果表明，在局部凸起点附近加装单向调压塔更能较好地避免液柱分离的发生。
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