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竖井凿岩
释义
竖井凿岩
Encyclopedia
工学
竖井施工方案
释
shaft drilling
竖井凿岩
竖井施工中,在井筒围岩上钻凿炮孔的作业。是竖井掘进中的一项主要工序,约占整个掘进循环时间的20%~30%。
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torsional vibration
torsional vibration damper
torsional vibration of crankshaft
torsional vibration of shaft system of unit
torsional vibration suppression control
torsion A-module
torsion and bending of cylindrical bar
torsion angle
torsion balance
torsion-balance gravity gradiometer
torsion basis
torsion center
torsion class
torsion coefficients
torsion-complete
torsion constant
torsion-curvature form
torsion divisor
torsion element
torsion fiber
torsion field
torsion form
torsion-free
torsion free affine connection
torsion-free affine connection
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