meridian transit
短语词组
- meridian transit transit instrument 中星仪
- meridian n transit 中星仪
- motor driven meridian telescope transit 电动子午仪
- central meridian transit 中央子午线中天
- Greenwich meridian transit 格林尼治中天
- stellar meridian transit method 恒星中天测量法
- meridian transit method 子午线中天法
- Meridian Passage or Meridian Transit 天体中天
- Jupiter 's meridian transit 五星会聚 返回 meridian transit