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1D54557G07

1899年：由于害怕引起火災，連結京津兩地的蒸汽機火車不得通過京城 。于是，西門子在北京建設了中國第一條有軌電車。這條電車軌道連接 北京城外的馬家堡和城內的哈德門。同年，西門子在北京建設了中國第 一家發電廠，為城區照明以及電車軌道提供電力。 1904年：在華業務的迅速拓展，推動西門子在上海設立了第一家永久辦 事處，這是西門子在華業務的重要里程碑。

1D54557G07

聯系人：郭先生
聯系電話：18971415643《優先》
座機：027-83238871
傳真：207-61537051
QQ：810334512《優先》

1D54557G07

據國際權威咨詢機構統計，對自動化系統投入和企業效益方面提升產出 比約1：4至1：6之間。特別在資金密集型企業中，自動化系統占設備總 投資10%以下，起到“四兩撥千金”的作用。 傳統的工業自動化系統即 機電一體化系統主要是對設備和生產過程的控制，即由機械本體、動力 部分、測試傳感部分、執行機構、驅動部分、控制及信號處理單元、接 口等硬件元素，在軟件程序和電子電路邏輯的有目的的信息流引導下， 相互協調、有機融合和集成，形成物質和能量的有序規則運動，從而組 成工業自動化系統或產品。

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