傲慢人 发表于 2025-3-28 16:10:10
Textbook 2012t, or which are often neglected in other books on the subject. The exercises in this book never require extensive calculations but tend to be somewhat unusual and force the solver to think about the problem starting from first principles, rather than by analogy with some previously solved exercise..Intervention 发表于 2025-3-28 22:30:50
h technologic and business projects with solutions and proce.This unique textbook features fundamentals and analyses of metal forming processes supported by 200 worked numerical examples. It provides rigorous detail on the three all-important groups of metal-forming processes: bulk-metal forming, shHerd-Immunity 发表于 2025-3-29 01:07:50
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Michele Cini,Francesco Fucito,Mauro Sbragagliah technologic and business projects with solutions and proce.This unique textbook features fundamentals and analyses of metal forming processes supported by 200 worked numerical examples. It provides rigorous detail on the three all-important groups of metal-forming processes: bulk-metal forming, sh保全 发表于 2025-3-29 10:19:19
ss. To test the validity of these equations over a wide range of conditions, data from backwardextrusion and compression tests obtained on pure lead, aluminum, copper, pure iron, an iron-manganese alloy, and six steels are presented here. The data were obtained over a range of extrusion ratios (l.28Defense 发表于 2025-3-29 14:18:27
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Michele Cini,Francesco Fucito,Mauro Sbragaglialent semiconductors and is built up as follows. First, a brief review of the evolution of ab initio modeling will be given. In a second paragraph, the properties of individual metal atoms in Si, Ge and Si1-xGex will be described. As will be seen, for most metals in Si, the T-site with Td symmetry is影响深远 发表于 2025-3-29 23:24:44
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Michele Cini,Francesco Fucito,Mauro Sbragagliasequence of 3d, 4d, or 5d transition metals, resulting in quite different features during and after heat treatments. The main properties which determine the behavior of transition metals in silicon and their impact on device performance are the solubilities and the diffusivities as a function of the语源学 发表于 2025-3-30 06:58:15
Michele Cini,Francesco Fucito,Mauro Sbragagliaectrically active zone of a silicon device. In a submicrometer structure a single metal precipitate may cause a distortion of electrical properties and consequently results in a faulty integrated circuit. Therefore, economic production of devices requires materials and processes of utmost purity. Be