†(a) Surveying a staff for use in measuring distances or heights; a ranging rod or levelling staff (cf. staff, n.1 7e) (obsolete); (b) staff…
单词 | θ7427 |
释义 | the world > the earth > earth sciences > geography > map-making > surveying > [noun] > surveying instruments > staff or pole > for taking off-sets (6) station staff1653 †(a) Surveying a staff for use in measuring distances or heights; a ranging rod or levelling staff (cf. staff, n.1 7e) (obsolete); (b) staff… cross1669 A surveyor's instrument; a cross-staff, n. station pole1775 a pole or rod set up at a station (sense 6a). offset staffc1791 a rod used in measuring offsets. station rod1791 = station staff n. (a). cross-staff1874 A surveyor's cross, used in taking offsets. |
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