With geomagnetic field model records, several kinds of secular variation of geomagnetic dipole moment and the position of the geomagnetic North Pole during the year 0 ~ 2000 a.
利用地磁场模型资料，计算和分析了公元0 ~ 2000年的地磁场偶极子磁矩和地磁北极位置的长期变化。
Letters sent from the North Pole or remote whaling stations are particularly in vogue at the moment.
目前，从北极点和偏远的捕鲸站发出的实寄封尤其抢手。
But step outside the meat-locker air-conditioning for a moment, and you might encounter a toothless peasant in a coolie hat carrying handmade baskets of fresh lychees balanced on a bamboo pole.
但是走出凉快的空调间一会，你就可能遇到一个牙齿掉光的农民戴着苦力帽，用竹制扁担挑着几个手工制作的篮子。 篮子里装满了新鲜荔枝。
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