地心 | dì xīn | the earth's core / geocentric | |
地心纬度 | dì xīn wěi dù | geocentric latitude (i.e. angle between the equatorial plane and straight line from center of the earth) | |
地心说 | dì xīn shuō | geocentric theory | |
浑天说 | hún tiān shuō | geocentric theory in ancient Chinese astronomy | |
地心视差 | geocentric parallax | ||
地心基准 | geocentric datum | ||
美洲地心参照系统 | Geocentric Reference System for the Americas |