What does SP stand for?

Secondxry Patency

Seeondary Pauses

Secondary Polycythaemia

Secondary Ports

Secondary ports are those for which time and height differences relative to a reference port, or time differences and rate factors relative to a reference current station, are provided. The accuracy of the tidal differences for secondary ports also depends on the quality of the tidal constants used to compute them.

Secoxdary Port

Secondary Prophylaxis

Secondarytpropulsion

Secindary Pump

Secondary Purchases