沥青沉积与生产过程中的地层温度、压力等因素有关，它们的影响可通过沥青在石油中的溶解度表现出来。
Asphalt deposition is affected by such factors as formation temperature and pressure, and their influences may be displayed through the solubility of asphalt in the crude.
当CO2含量发生变化，使得CO2在地层水中的溶解度也发生变化，从而使体系相态特征发生变化。
When the CO2 content changes, the CO2 solubility in the formulation water changes, and the system phase behavior changes.
由于石膏在酸液中的溶解度随酸液浓度而改变，酸化含石膏地层时将产生二次沉淀，严重影响酸化效果。
The solubility of gypsum will change as the concentration of acid solution changes. When acidizing treatment gypsum-containing formation, the secondary precipitation be produced.
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