- การทอนระดับน้ำทะเลปานกลาง หรือ MS

- The Taunton sea level or msl. (Reduction to mean sea level) in this survey rely sea level of pins a reference level of pins bm. Area sma 3. Levels msl. = 5.00 m of administration. The Phuket (Abh.) To determine the level of space exploration in this land.

-The medium sea level change, or MSL (Mean sea level Reduction to) in the survey, this time based on a moderate sea level from the level of the reference pins pins BM 3. SMA area in MSL level. = 5.00 m of Phuket's provincial administrative organization (provincial.Configuring local level) to explore in this land.

- the average sea level change or MSL. (Reduction Mean to sea level) in the survey was held above the average sea level pins from reference level of pushpins BM.In the area SMA 3. At a level MSL.= 5.00 meters of Phuket Provincial Administration Organization (oven.) to set up a survey in the area of this land conversion.