magnetic needle compass造句

• Massa is the first recorded town in Europe in which the magnetic needle compass was used in mines to map them and determine the extent of various mine owners'properties.
• The later maritime author Zhu Yu soon wrote of the magnetic needle compass as a means to navigate at sea, in his book " Pingzhou Table Talks " of 1119 AD.
• Even before Shen Kuo and Zhu Yu had described the mariner's magnetic needle compass, the earlier military treatise of the " Wujing Zongyao " in 1044 had also described a thermoremanence compass.
• The magnetic needle compass for navigation was not attested until the " Dream Pool Essays " in 1088 AD by Shen Kuo ( 1031 1095 ), who was also the first to document the concept of true north to discern a compass'magnetic declination from the physical ) North Pole ).
• In his " Dream Pool Essays " or " Dream Torrent Essays " (; " Mengxi Bitan " ) of 1088, Shen was the first to describe the magnetic needle compass, which would be used for navigation ( first described in Europe by Alexander Neckam in 1187 ).