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Titlebook: Geophysik I / Geophysics I; J. Bartels Book 1956 Springer-Verlag OHG · Berlin · Göttingen · Heidelberg 1956 Geophysik.geophysics

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Wechselstrom- und Drehstrommaschinen, and the second, the unit of time. Material standards of length and mass are provided by the International Prototype Metre and Kilogram, preserved at the International Bureau of Weights and Measures at Sèvres, near Paris. Any length or mass can be compared either directly or indirectly with sub-stan
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https://doi.org/10.1007/978-3-322-98932-1ayered solid half-space. The great increase in application of the methods and the continual effort to improve them since 1925 have resulted in elaboration and refinement of instruments, field methods, and interpretation techniques. It is the most expensive method of geophysical prospecting, but also
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https://doi.org/10.1007/978-3-642-90777-7n der Mineral-Zusammensetzung, der Druckbeanspruchung, dem Feuchtigkeitsgehalt und dem Zersetzungsgrad der Proben. Grundsätzlich sind Messungen ., also am Gesteinskörper unter seinen natürlichen Bedingungen in der Natur möglich und vorzuziehen. Demgegenüber besitzen Untersuchungen an Proben . vor al
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,Elektronische Störstellentheorie,. The existence of this discontinuity has been established by seismic refractions and reflections, which show an abrupt increase in seismic wave speeds to a value which appears to be the same all over the world. The silicic crust is about 5 km. thick under oceans and about 35 km thick under continen
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