Also known as: PP-, PP.
PP has various meanings in the Ordnance Survey category. Discover the full forms, definitions, and usage contexts of PP in Ordnance Survey.
A pump based on a flexible tube. Fluid is moved through the tube by rollers that compress the tube, usually in a rotary alignment. A primary advantage of this type of pump is that the fluid never comes in contact with moving parts and the tube can be easily sterilized. Used extensively in medical applications. A pump is a mechanical device used to drive a fluid or gas from one place to another.
Ordnance SurveyA device that increases the pressure on a fluid or raises it to a higher level. Various types of pumps include the bottom- hole pump, centrifugal pump, hydraulic pump, jet pump, mud pump, reciprocating pump, rotary pump, sucker rod pump, and submersible pump.
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