1. 弧分：minute gun 分炮 | minute of arc 弧分 | minute of the equator 赤道上每分的距离
2. 壶分：弧度radian | 壶分minute of arc | 护环retaining ring
3. 角分：minute 分[钟] | minute of arc 角分 | mobility 迁移率
911查询·英语单词
noun
1. a unit of angular distance equal to a 60th of a degree
Synonym: minute arcminute