Sea water is used as displacement fluid, which can provide the floating force of casing string.
采用海水顶替液，实现套管的浮力漂浮。
This paper expounds the test results of the freezing Process of sea water, the excessive cold temperature of sea water, the frozen water temperature, sea water frost heaving force and the tube strain.
文中介绍了管内海水冻结过程、海水过冷温度、结冰水温、轴向冻胀力以及管体应变测量结果。
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