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176.14 KB2023-11-10
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2.36 MB2020-12-14
[国外标准] DIN 1683-1-1998 Rough steel castings-General tolerances and machining allowances
175.13 KB2020-12-05
[国外标准] DIN 1683-1-1980 Rough steel castings - General tolerances, machining allowances; inactive for new de
143.26 KB2020-12-05
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