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# digital logic design
# computer logic design
# Logical design and computer circuits
# Logical design of automated systems
# Practical logical design
# Logic design by Ahmed Ramadan Al-Zahrani, second version
# Logical design for digital and analog numbers
# Logical design by Dr. Khaled Mohamed Amin
# Tourist areas design
# Design in hot areas Ahmed Khatib
# Logical high-level design
# Logical design is the second professional industry
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صمامات المناطق (Info)
صمامات المناطق:- صمامات توضع على الخطوط الفرعية الطويلة لإغلاق بعض أجزاء الشبكة للإصلاح أو للتغير دون منع وصول الماء إلى سائر الأرض. (معجم الهيدرولوجيا)
