单词 | differential temperature survey |
释义 | differential temperature survey [´dif·ǝ`ren·chǝl `tem·prǝ·chǝr ´sǝr´vā] PETROLEUM ENGINEERING Well-temperature logging method that detects very small temperature anomalies; two thermometers, 6 feet (1.8 meters) apart, record the temperature gradient down the well bore, with small difference changes showing up anomalies. |
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