شيرهاي هيدروليكي پروپرشنال و سرو

عنوان اصلي: The hydraulics trainer. Vol.2, Proportional and servo valve technology : information and text book for hydraulic proportional and servo valves and also electronic components, as used in both open and closed loop control , 1986.‎

پ اوالد ، آر. , پ Ewald , R , پ ، مترجم هاشمي دلباز ، سعيد ، 1357 -

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