阿摩線上測驗
39. Since the intensity of the Earth magnetic field varies over the
Earth surface, the ______ magnetism affecting the compass in a ship
will vary with latitude, heading, and heeling angle.
(A) enduring
(B) permanent
(C) deduced
(D) induced
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統計： A(27), B(143), C(54), D(190), E(0) #1312628
統計： A(27), B(143), C(54), D(190), E(0) #1312628
