C620車床進(jìn)給箱

1、內(nèi)容摘要:1946年誕生了世界上第一臺電子計算機，這表明人類創(chuàng)造了可增強和部分代替腦力勞動的工具。它與人類在農(nóng)業(yè)工業(yè)社會中創(chuàng)造的那些只是增強體力勞動的工具相比，起了質(zhì)的飛躍，為人類進(jìn)入信息社會奠定了基礎(chǔ)。數(shù)控機床是綜合計算機自動控制自動檢測。

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