pattern water flooding [油气] 面积注水

inverted nine-spot water flooding pattern 反九点法注水

four-spot water flooding pattern 四点法注水

nine-spot water flooding pattern 九点法注水

seven-spot water flooding pattern 七点法注水

ninespot water flooding pattern 九点法注水

sevenspot water flooding pattern 七点法注水

five-spot water flooding pattern 五点法注水