“International Gravity Standardization Net 1971”的概念、定义、翻译、参考文献-科学参考

单词	International Gravity Standardization Net 1971
释义	International Gravity Standardization Net 1971 Encyclopedia 工学重力测量释 International Gravity Standardization Net 1971; IGSN 19711971国际重力基准网国际大地测量学与地球物理学联合会（IUGG）将1950～1970年通过国际合作建立的全球重力网作为国际重力基准。
随便看	relative invariant measure relative invariants relative inverse relative ionospheric opacity meter relative K0 group relative K0-group relative K_0-group relative K1 group relative K1-group relative K_1-group relative kinetic energy relative length closing error of traverse relative link relative luminance factor relative luminosity factor relatively Abelian field relatively Borel set relatively boundary relatively bounded space relatively closed relatively closed set relatively compact relatively compact set relatively compact space relatively compact subset

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