Bowden-Smith, Edward Cyril · New York, D. Van Nostrand Company · leaf 24
us a compact castingof great strength, but is the cause of excessive frictionand must produce cross currents altogether beyonddefining. We cannot change the direction of a fluid withoutdissipating its energy, i.e. by the abrupt deflection ofa stream of water we lose velocity or action in direc-tion… … CM S5
Pumping machinery
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