isoclinic
等磁偏線; 等傾的; 等斜的
I·so·cli·nal I·so·clin·ic a. Of or pertaining to, or indicating, equality of inclination or dip; having equal inclination or dip.
Isoclinal lines Magnetism, lines on the earth's surface connecting places at which a dipping needle indicates the same inclination or dip.
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