事先无准备
发表于 2025-3-25 05:49:55
Springer-Verlag Berlin Heidelberg 1968
巨大没有
发表于 2025-3-25 10:57:49
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Flustered
发表于 2025-3-25 14:43:02
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Asperity
发表于 2025-3-25 16:21:55
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散开
发表于 2025-3-25 22:39:28
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休闲
发表于 2025-3-26 01:23:59
https://doi.org/10.1007/978-3-662-01164-5Pressen; Presses; Schmiedepresse; design; extrusion; metal; organization
痛恨
发表于 2025-3-26 04:44:51
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heirloom
发表于 2025-3-26 08:50:06
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障碍
发表于 2025-3-26 12:58:49
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adequate-intake
发表于 2025-3-26 17:13:31
Principles of Forging Presses,uirements to the forging, a forging ratio of two to six is eligible. The forging ratio is the ratio of the ingot cross-sectional area to that of the finished forging. Overall dimensions of ingots as a function of forging cross-sectional area and forging ratio may be easily taken from graphs (fig. 1).