books المثقاب الدوار
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# hand drill
# electric drill
# drill bit
# hand electric drill
# drill trolley
# rotary axis
# Rotary Kiln Components
# Rotary motor controller
# rotary injection head
# Rotary lube oil
# Rotary in an electric machine
# skull drill
# arc drill
# cordless drill
# drill bushing
# Drill bit nut
# drill chuck
# earth drill
# Sample extraction drill
# hammer drill
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المثقاب الدوار (Info)
المثقاب الدوّار:- مثقاب يثقب بتأثير التحاك الذي تحدثه لقمة دوَّارة. (معجم الهيدرولوجيا)
