Titlebook: Der Weg in ein glückliches Leben ...; ... durch nachhaltig Petra Denninger Book 2019 Springer-Verlag GmbH Deutschland, ein Teil von Springe

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Synthesis and Performance of Amphoteric Polycarboxylate Dispersants in Oil Well Cement, had excellent dispersion ability and rheological property, at the same time they promoted the development of compressive strength for set cement. Consequently, the amphoteric polycarboxylate dispersant shows excellent comprehensive performance of cement paste and has great potential for extensive application in oil/gas well cementing.

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https://doi.org/10.1007/978-94-007-4223-9? ICLEI; ? climate change adaptation; ? resilient cities; ? sustainable cities; ? sustainable developmen

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Textbook 2019t fundamental form are discussed. The concept of a geodesic introduced in Chapter 2 is extensively discussed, and several examples of geodesics are presented with illustrations. Chapter 4 starts with a simple and elegant proof of Stokes’ theorem for a domain.? Then the Gauss–Bonnet. .theorem, the ma