依据国家标准，研究了介质类型和环境温度对滤毡初始气泡点压力的影响。
The effect of testing media type and environmental temperature on the primary bubble point pressure of metallic fiber felt was studied according to the national standard.
也即油层物理上的概念泡点是当温度（或压力）一定时，从液相中分离出第一批气泡的压力（或温度）。
The pressure and temperature conditions at which the first bubble of gas comes out of solution in oil. At discovery, all petroleum reservoir oils contain some natural gas in solution.
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