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two-way valve definition
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a
type
of
shutoff valve
having two extreme positions, on and off. Adjustability between the two extremes
may
provide metering capability, depending on
valve
design. [SEMI Chemicals/Gases, Vol. 1, 1990 (no longer in print)] Also see
metering valve
.
See also:
ulosonic acids definition
van der Waals forces definition
Van der Waals picture of condensed matter definition
Valence Shell Electron Pair Repulsion Theory definition
turbomolecular pump definition
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