geomagnetic field

常見(jiàn)例句

In a infinite and empty space the geomagnetic field falls off in strength with the third power of distance.
在無(wú)限和真空的空間中，地磁場(chǎng)在強(qiáng)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.
當(dāng)巖漿從中海脊下涌起的時(shí)候，巖漿中的磁鐵礦物質(zhì)按地磁場(chǎng)的方向被磁化。
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.
地球表面的天然地磁場(chǎng)幅度在0.035-0.07 mT之間不等，它可被某些動(dòng)物察覺(jué)，用其指導(dǎo)方向。