A pick-up coil of the sensor designed can acquire the faint signal of the magnetic perturbation on surface of aluminum plane.
该探头能够通过设计的检测线圈来提取铝板表面磁场扰动的微弱变化。
A pick-up coil of the sensor designed can acquire the faint signal of the magnetic perturbation on surface of aluminum plane.
该探头能够通过设计的检测线圈来提取铝板表面磁场扰动的微弱变化。
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