| 摘要 |
An apparatus for estimating a parameter of a borehole disposed in an earth formation, the system includes: an injection unit configured to inject at least one radio frequency identification device (RFID) into a fluid configured to be disposed in the borehole; and a collection unit configured to receive at least a portion of the fluid, the collection unit comprising a detector that detects at least one of the at least one RFID and data contents thereof; wherein the detector provides output for estimating the parameter. A method for estimating a parameter of a borehole is also disclosed.
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