Cold production has been successfully applied to the heavy oil recovery in uncemented sandstones taking as a new production technology.
冷
作为一种新
工艺,已成功地用于未胶结砂岩中
开。
Cold production has been successfully applied to the heavy oil recovery in uncemented sandstones taking as a new production technology.
冷作为一种新工艺,已成功地用于未胶结砂岩中开。
声
：
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