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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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6 sept 1966 año - 1966年9月6日上海重型机床厂试制成精密龙门导轨磨床,可以加工长4米、宽 1.25米的机床台面。
Descripción:
1966年9月6日上海重型机床厂试制成精密龙门导轨磨床,可以加工长4米、宽 1.25米的机床台面。
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工业大事年表
By
Loo Qoo
2 sep 2023
1
0
688
fecha:
6 sept 1966 año
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~ 59 years ago
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