magnetic energy density of magnetostatic field

例句：

1. 1.The magnetic field's strength directly affects the device's performance.
   磁场的强度直接影响设备的性能。
2. 2. The study of magnetic materials is crucial for understanding the behavior of magnets.
   研究磁性材料对于理解磁铁的行为至关重要。
3. 3.The design of this device requires careful consideration of its magnetic energy density.
   这种设备的设计与其磁能量密度密切相关。