偶极子在它的轴的方向上不发射能量.The dipole does not radiate energy in the direction of its axis.欲求的因子为图40那样的脉冲偶极子.The desired operator is the spike doublet of Figure 40.自然界中只能出现磁偶极子以及磁多极子的形式.Only magnetic dipole and higher multipole co...
I can change my life minute by blurting out book.脱口而出这本书,我就能够改变我的人生.The world is tired of the death blurting out or muttering again and again.这些辞就是一堵墙.Just listen, imitate and practice and you'll be blurting out bea...