本文分析讨论了弓滋和若生康二郎以及奥田丰三所提出的计算ILS站平纬非极变化的方法。
The methods for deriving ILS stations 'non-polar variation of mean latitude have been given by S. Yumi and Y. Wako and by t.
不断变化的建筑规范、人们逐渐发展的品味，以及维护这些精美的旧标志牌的高昂成本，让企业欣然接受了发光二极管。它们节约能源，但成本仍然很高。
Changing building codes, evolving tastes, and the high cost of maintaining those wonderful old signs have businesses embracing LEDs, which are energy efficient but still carry great cost.
高稳定的激光可以产生极细的齿，这样可以非常精确的测量特定的频率或频率变化。
A highly stabilized laser produces very fine teeth, enabling highly precise measurements of specific frequencies or changes in frequency.
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