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Titlebook: Im Fokus: Bodensch?tze; Die Jagd nach Selten Dieter Lohmann,Nadja Podbregar Book 2012 Springer-Verlag Berlin Heidelberg 2012 Bodensch?tze.

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樓主: Coronary-Artery
31#
發(fā)表于 2025-3-26 21:05:02 | 只看該作者
32#
發(fā)表于 2025-3-27 01:43:09 | 只看該作者
Dieter Lohmannmmittee for Chemistry Education of the International Union oth th The 20 International Conference on Chemical Education (20 ICCE), which had rd th “Chemistry in the ICT Age” as the theme, was held from 3 to 8 August 2008 at Le Méridien Hotel, Pointe aux Piments, in Mauritius. With more than 200 part
33#
發(fā)表于 2025-3-27 07:42:59 | 只看該作者
34#
發(fā)表于 2025-3-27 09:51:19 | 只看該作者
Nadja Podbregarugust 2008 at Le Méridien Hotel, Pointe aux Piments, in Mauritius. With more than 200 participants from 40 countries, the conference featured 140 oral and 50 poster presentations. th Participants of the 20 ICCE were invited to submit full papers and the latter were subjected to peer review. The sele
35#
發(fā)表于 2025-3-27 16:00:29 | 只看該作者
Dieter Lohmannmmittee for Chemistry Education of the International Union oth th The 20 International Conference on Chemical Education (20 ICCE), which had rd th “Chemistry in the ICT Age” as the theme, was held from 3 to 8 August 2008 at Le Méridien Hotel, Pointe aux Piments, in Mauritius. With more than 200 part
36#
發(fā)表于 2025-3-27 20:01:45 | 只看該作者
Dieter Lohmannugust 2008 at Le Méridien Hotel, Pointe aux Piments, in Mauritius. With more than 200 participants from 40 countries, the conference featured 140 oral and 50 poster presentations. th Participants of the 20 ICCE were invited to submit full papers and the latter were subjected to peer review. The sele
37#
發(fā)表于 2025-3-27 22:31:55 | 只看該作者
38#
發(fā)表于 2025-3-28 04:27:18 | 只看該作者
ugust 2008 at Le Méridien Hotel, Pointe aux Piments, in Mauritius. With more than 200 participants from 40 countries, the conference featured 140 oral and 50 poster presentations. th Participants of the 20 ICCE were invited to submit full papers and the latter were subjected to peer review. The sele
39#
發(fā)表于 2025-3-28 07:44:45 | 只看該作者
,Werden Rohstoffe knapp? – Ein Boom und die Folgen,der ?ffentlichkeit. Deshalb besch?ftigen sich die Experten der neugegründeten Deutschen Rohstoffagentur (DERA) in der Bundesanstalt für Geowissenschaften und Rohstoffe (BGR) in Hannover intensiv mit der Zukunft von Industriemineralen, Erzen, Erd?l oder Kohle. Wie lange reichen unsere Rohstoffreserve
40#
發(fā)表于 2025-3-28 10:54:16 | 只看該作者
,Kampf um Seltene Erden – Hightech-Rohstoffe als Mangelware,cht alleine da. Denn au?er unter Chemikern, Geowissenschaftlern und einigen Industrieexperten waren alle diese chemischen Elemente noch vor wenigen Jahren so gut wie unbekannt – dabei wurden die meisten bereits im 18. und 19. Jahrhundert von Forschern wie Carl Auer von Welsbach oder Carl Axel Arrhen
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