In addition, it is further evidence that the great fish can navigate, possibly using the Earth's magnetic field.
另外，这进一步证明鲨鱼可能利用地球磁场来进行导航。
The other is to restrain the reflecting field by selecting a suitable radius as filling with the double-deck magnetic substances, which have great differences in permeability.
当天线器内部为双层磁性介质，且二者磁导率有显著差异时，选择合适的半径可抑制反射场。
There is great difference of critical current in HTS tapes under the magnetic field with different magnitude and oritations at 77K, which shows strongly anisotropy of critical current.
高温超导带材的临界电流在77K不同磁场大小和方向上相差很大，表现出强烈的各向异性。
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