参考系 | cān kǎo xì | frame of reference | ![]() ![]() | |
Approximate Results for 参考系 | ||||
大地测量参考系 | geodetic reference system | ![]() | ||
国际天球参考系 | International Celestial Reference System | ![]() | ||
联合国词汇参考系统 | United Nations Terminology Reference System | ![]() | ||
国际地面基准参考系 | International Terrestrial Reference System | ![]() |