magnetic anomaly

常见例句

The casing collar locator is an electric logging tool that detects the magnetic anomaly caused by the relatively high mass of the casing collar.
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。
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Magnetic anomaly of magnetometric electric method is created by conducting current in the anomaly body, and it is dependent on conductivity and electrochemical action of the target body.
磁电法中观测的磁异常是由异常体中的传导电流引起，它主要取决于地质目标体的导电性和电化学作用。
The results of the emulation and example show that the interpolation accuracy of these methods are different with distributing of known survey point and change of magnetic anomaly.
仿真与实例计算结果表明，已知点的分布情况及磁异常变化情况不同时，四种逼近方法的插值精度是不同的。