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钻孔间距
eng.geol. borehole spacing; drill-hole spacing; hole distance; hole spacing; pitching spacing of holes
hydroel.st. boring spacing; holes pitch
tech. drill hole spacing; drilling spacing; hole pitch; pitch of boreholes; pitch of holes; pitch spacing of holes; pitch spacing of boreholes; spacing of wells
钻孔 间距: 1 phrase in 1 subject
Explosives and Explosive Ordnance Disposal1