books مدد تحت سطحي
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# subsurface
# Surface and subsurface irrigation
# subsurface water
# subsurface irrigation systems
# subsurface irrigation
# subsurface erosion
# subsurface geology
# subsurface layers
# subsurface pump
# On surface and subsurface flood irrigation in Egypt
# Surface and subsurface mining methods
# subsurface current
# What is the use of extended memory?
# subsurface of a sedimentary layer
# surface expansion
# stretching of sweat under the surface
# subsurface pressure
# subsurface level
# superficial search
# superficial scratch
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المدد تحت السطحي (Info)
المدد تحت السطحي:- جزء من التساقط ينفذ في سطح التربة قبل أن يصل إلى مجرى مائي ،دون أن يهبط إلى مستوى المياه الجوفية . (معجم الهيدرولوجيا)
