本文的理论对进一步研究在高阶岁差章动力矩作用下的内核地球章动是非常有意义的。
This paper is very importance to more studying theory of the inner core Earth's nutation, in view of influence of higher order moment of precession-nutation to the Earth rotation.
地球磁场是由地球外核的熔铁围绕固体内核旋转而产生的；当铁水激增，就会发生磁暴。
The Earth's magnetic field is generated as the molten iron of the Earth's outer core revolves around its solid inner core; when surges in the molten iron occur, magnetic tempests are created.
这种（内核）影响更像是强调美学概念或是强调一种理念，即认为地球是一个发动机，能进行永不停息的变化、实现自我稳定。
The effect is more one of underlining an aesthetic, or even an ideology, of the planet as an engine of ceaseless self-stabilising change.
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