单词 | dip-circle |
释义 | > as lemmasdip-circle dip-circle n. a dipping-needle having a vertical graduated circle for measuring the amount of the dip. ΘΚΠ society > travel > travel by water > vessel, ship, or boat > equipment of vessel > navigational aids > [noun] > bit of magnetized steel as direction indicator > instrument with dipping-needle inclinatorium1801 dip-circle1876 dip compass1897 1876 C. H. Davis Narr. North Polar Exped. Ship Polaris ix. 218 One of the snow houses was designed for the dip-circle. 1881 J. C. Maxwell Treat. Electr. & Magnetism (ed. 2) II. 116 A new dip-circle, in which the axis of the needle..is slung on two filaments of silk or spider's thread, the ends of the filaments being attached to the arms of a delicate balance. < as lemmas |
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