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Technician A says that changing the swash angle in a swashplate pump varies the displacement of the pump.Technician B says that some swashplate pumps are fixed displacement.Who is correct?
Malpighian Tubules
The excretory organs of many arthropods.
Excretion
The discharge from the body of a waste product of metabolism (not to be confused with the elimination of undigested food materials). Compare with elimination.
Coral Reefs
Coral reefs are diverse underwater ecosystems held together by calcium carbonate structures secreted by corals, located in tropical marine waters rich in biodiversity.
Human Activities
Actions and endeavors undertaken by humans that impact the environment, including industry, agriculture, and recreation.
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