acrophobia 发表于 2025-3-25 06:47:45

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Enteropathic 发表于 2025-3-25 07:53:26

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Bumble 发表于 2025-3-25 14:35:36

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carotenoids 发表于 2025-3-25 18:03:52

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OGLE 发表于 2025-3-25 22:24:32

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myopia 发表于 2025-3-26 02:56:38

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Respond 发表于 2025-3-26 07:16:23

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Affiliation 发表于 2025-3-26 09:50:10

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fatty-acids 发表于 2025-3-26 16:21:43

Application III: Design Space Exploration,s and ore are available, i.e. iron ore, tungsten, and antimony concentrates or “yellow cake”., U.O., the end product of uranium mines. These quotations are supplied by the price lists of the weekly “Metal Bulletin”, the “Engineering and Mining Journal”, the “Mining Magazine”, or numerous web pages.

GOUGE 发表于 2025-3-26 18:06:01

Narrow Band Impedance Matching,t on the amount of ore mined see also (Chap. 5). When considering the production costs, the output per unit of time must also be taken into account. The greater the output per day or per year, the lower are the costs per tonne of ore. This effect is called “economies of scale”, which was first descr
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查看完整版本: Titlebook: Economic Evaluations in Exploration; Friedrich-Wilhelm Wellmer,Manfred Dalheimer,Markus Textbook 2008Latest edition Springer-Verlag Berlin