Sticking to the low end of government estimates, the National Resources Defense Council says there may be no more than 3.2 billion barrels of economically recoverable oil in the coastal plain of ANWR.
1 tablespoon plain low-fat or nonfat yogurt (or omit and use 4 tablespoons olive oil).
1汤匙普通的低脂或无脂酸奶(或省略，用4汤匙橄榄油)。
3
The fault activity in and near Shengli Oil Field is studied in the light of steps and methods that are suitable for studying fault activity in plain area.