意外的成功 发表于 2025-3-26 23:33:24

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ACE-inhibitor 发表于 2025-3-27 03:51:09

Ernst Göhrers (.) of this kind can be divided into equivalence classes under the relation of “unitarily similarity”. Thus, pairs (., .) and (., .) of this kind are in the same equivalence class if there is a matrix . such that . and . or, what is the same, there is a simultaneous congruence . = . and . = .(.).

Jocose 发表于 2025-3-27 07:47:06

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peak-flow 发表于 2025-3-27 12:35:11

Ernst Göhre stress-displacement states in the deformed configuration can be approximated by those of the corresponding elastic half-spaces when subjected to symmetric normal pressures and tangential tractions. It is assumed that the elastic constants of the contacting bodies satisfy a certain relationship, so

摘要记录 发表于 2025-3-27 13:51:09

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招惹 发表于 2025-3-27 18:17:45

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绿州 发表于 2025-3-28 00:22:47

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查看完整版本: Titlebook: Schnitte und Stanzen. Ein Lehr- und Nachschlagebuch für Studium und Praxis; Zweiter Band: Bieges Ernst Göhre Book 1930 Springer-Verlag Berl