NASAexplorer 2010.11.19---磁强101

NASAexplorer 2010.11.19---磁强101
NASA | Magnetometry 101
NASA satellites use very sensitive devices called magnetometers to measure the magnetic fields of planets. Like very sensitive compasses, these devices can measure both direction and strength of planetary magnetic fields. Learn more about how magnetometry works!
美国宇航局|磁强101
美国航天局卫星的使用非常敏感的设备称为磁力计测量行星的磁场。罗盘一样非常敏感，这些设备可以测量的方向和行星磁场强度。了解更多有关如何磁强的作品！