“railway emergency communication system”的概念、定义、翻译、参考文献-科学参考

单词	railway emergency communication system
释义	railway emergency communication system Encyclopedia 工学铁路专用通信系统释 railway emergency communication system铁路应急通信系统当发生自然灾害、铁路行车事故或其他突发性事件等紧急情况时，为确保救援指挥通信需要而建立的传输话音、数据、图像、视频等信息的通信系统。
随便看	polynomial hierarchy polynomial homomorphism polynomial ideal polynomial identity polynomial identity relation polynomial identity testing polynomial inflation polynomial in one indeterminate polynomial in one variable polynomial in one variable; univariate polynomial polynomial in several indeterminates polynomial in several variables polynomial interpolation polynomial invariant polynomial kernel polynomial kernel function polynomial least deviating from zero polynomial-like polynomial-like game polynomial-like payoff function polynomially bounded Turing machine polynomially convex hull polynomially convex set polynomial mapping polynomial matrix

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