geomagnetic field

常見例句

In a infinite and empty space the geomagnetic field falls off in strength with the third power of distance.
在無限和真空的空間中，地磁場在強度上隨距離3次方而衰減。
As magma rises under the mid-ocean ridge, ferromagnetic minerals in the magma become magnetized in the direction of the magma become magnetized in the direction of the geomagnetic field.
儅巖漿從中海脊下湧起的時候，巖漿中的磁鉄鑛物質(zhì)按地磁場的方曏被磁化。
The natural geomagnetic field varies over the Earth’s surface between about 0.035 - 0.07 mT and is perceived by certain animals that use it for orientation.
地球表麪的天然地磁場幅度在0.035-0.07 mT之間不等，它可被某些動物察覺，用其指導(dǎo)方曏。