electric logger
electric hydraulic converter,电—液转换器 electric logger,电测井仪器 electric measurement technique of strain gauge,应变计电测技术 ..
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微电极测井仪器 minilog instrument
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套管接箍定位器是一种电测井下井仪器，它检测由套管接箍的相对较高的质量所引起的磁异常。
The casing collar locator is an electric logging tool that detects the magnetic anomaly caused by the relatively high mass of the casing collar.
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