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| 1. |
What is the formula of dimensionless skin obtained from Drill Stem Test? |
| A. | S = 1.151[{(P<sub>wf</sub> P<sub>1hr</sub>)/m}-log(k/( cr<sub>w</sub><sup>2</sup>)+3.23] |
| B. | S = 3.23[{(P<sub>1hr</sub> P<sub>wf</sub>)/m}-log(k/( cr<sub>w</sub><sup>2</sup>)+1.151] |
| C. | S = 1.151[{(P<sub>1hr</sub> P<sub>wf</sub>)/m}-log(k/( cr<sub>w</sub><sup>2</sup>)]+3.23 |
| D. | S = 1.151[{(P<sub>1hr</sub> P<sub>wf</sub>)/m}-log(k/( cr<sub>w</sub><sup>2</sup>)+3.23] |
| Answer» E. | |