By using Lorentz transformation, this article explains the paradox of Lorentz length contraction, it also proves that observers in different reference systems reach the same observing conclusion.
本文应用洛仑兹变换和信号的传播速度小于光速，解释了洛仑兹长度收缩佯谬，具体证明了在不同参照系上的观测者，观测所得结论相同。
It is necessary to unify different geodetic reference systems in order to realize comprehensive utilization of surveying achievement in different systems.
为综合应用不同参考坐标系中的测量成果，必须实现不同参考坐标系的统一。
Tables of recommended values for different subcategories of this fibre type are provided to allow ease of reference with regard to the types of systems that are supported.
提供了这种光纤类型的不同子类的推荐值表，以便于参考支持该系统的类型。
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