In the piping systems of a vessel，what type of valve gives the least resistance to fluid flow when fully open ________．A.Globe valveB.Butterfly valveC.Gate valveD.Packless valve
In the piping systems of a vessel，what type of valve gives the least resistance to fluid flow when fully open ________．
A.Globe valve
B.Butterfly valve
C.Gate valve
D.Packless valve
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