a pair of direct-acting steam pumps so arranged that each pump begins its working stroke just as the other finishes its working stroke, so that the rate of flow of the fluid is nearly continuous.
TAKE ROUND 2 OF OUR PSAT VOCABULARY QUIZ!
Here is our second set of teacher-selected PSAT vocabulary words. Do you know the meanings of these terms?
Question 1 of 10
Words nearby duplex pump
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020