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Ведущая шестерня, шестеренка привода
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Drive gear, английский
Drive gears. 1. the gear at the end of a diamond-drill-motor drive shaft, which engages and rotates the diamond-drill swivel-head bevel gear; the latter in turn rotates the swivel-head drive rod. 2. equipment used primarily in driving pipe or casing.
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Ventilation fan, английский
Drive gear, английский
Drive gears. 1. the gear at the end of a diamond-drill-motor drive shaft, which engages and rotates the diamond-drill swivel-head bevel gear; the latter in turn rotates the swivel-head drive rod. 2. equipment used primarily in driving pipe or casing.
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