A well stimulation method used on heavy oil reservoirs during primary recovery.
在一次采油期间用于重油油藏的一种井增产处理方法。
The efficiency is a primary evaluating indicator for oil transportation pump.
输油泵的主要评价指标是泵效率。
Work area of oil extraction is a primary unit in petroleum production.
采油工区是原油生产的一线单位。
The continuous oil phase is the main phase of primary migration.
连续油相是最主要的石油初次运移相态。
The primary winding is with oil-paper capacity insulation structure.
一次绕组采用油纸电容型绝缘结构。
The creation and study of oil painting is the primary purpose of the Academy.
油画艺术的创作与研究是中国油画院的重中之重。
The creation and study of oil painting is the primary purpose of the Academy.
油画艺术的创作与研究是中国油画院的重中之重。
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