construct. |
survey point (MichaelBurov); geodetic survey point (MichaelBurov); survey benchmark (MichaelBurov); survey mark (A Survey Control Station (also known as a Standard Survey Mark – SSM) is a permanent point of... MichaelBurov); survey station (A Survey Control Station (also known as a Standard Survey Mark – SSM) is a permanent point of... MichaelBurov); standard survey mark (Survey Control Station (also known as a Standard Survey Mark – SSM) is a permanent point of... MichaelBurov); survey control station (Survey Control Station (also known as a Standard Survey Mark – SSM) is a permanent point of... MichaelBurov) |