Principal meridian
![Figure 1. This BLM map depicts the principal meridians and baselines used for surveying states (colored) in the PLSS.](/Images/godic/202502/04/Meridians-baselines4509.png")
A principal meridian is a meridian used for survey control in a large region.
Principal Meridian
英语百科
- daily transaction reporting
- daily transport plan
- daily treatment for hemorrhoids at home
- daily trial balance
- dailyturnover
- daily turnover
- daily unbalanced load rate
- Daily Universal Register
- daily use
- daily use industrial goods
- daily valuation
- daily value of labor power
- daily value of labour power
- daily variation
- daily variation coefficient
- daily variation factor
- daily variation graph of heat consumption
- daily variation of geomagnetic field
- daily variation of yinyang
- daily variations
- daily volume turnover
- daily wage
- daily wage rate
- daily wages
- daily wage system