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Titlebook: Lehrbuch der Bergbaukunde; mit besonderer Berüc C. Hellmut Fritzsche Textbook 1942Latest edition Springer-Verlag OHG. in Berlin 1942 Atmosp

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51#
發(fā)表于 2025-3-30 11:54:32 | 只看該作者
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發(fā)表于 2025-3-30 15:06:35 | 只看該作者
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發(fā)表于 2025-3-30 16:55:58 | 只看該作者
ured in the minds of those that thought it would only have financial and probably minor social consequences. Since then, a flurry of interest has been spurred by the media who regularly report on studies that show some association between unemployment and ill health, quite often, and not surprisingl
54#
發(fā)表于 2025-3-30 21:06:46 | 只看該作者
C. Hellmut Fritzscheen short-term community economic change and illness or injury is correct. The first possible link assumes that economic contraction increases the incidence of undesirable job and financial events that, in turn, increase the incidence of illness and injury. The second possible connection assumes that
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發(fā)表于 2025-3-31 02:33:30 | 只看該作者
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C. Hellmut Fritzscheures.Over the past thirty years, the liquefaction of sand containing a small amount of fine particles has become an engaging topic in the geotechnical community. Indeed, a great variety of field investigations revealed that the real liquefied soils are mainly composed of a host sand matrix and a sma
58#
發(fā)表于 2025-3-31 15:28:31 | 只看該作者
C. Hellmut Fritzscheion and the properties of the doped graphene.Develops a meth.This thesis focuses on the nanomanufacturing of graphene—a newly discovered, two-dimensional material with extraordinary properties—in order to realize its numerous potential applications. Combining experimental implementation with theoret
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發(fā)表于 2025-3-31 19:30:36 | 只看該作者
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