Переводчик
Термины и определения
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31Valve stem
— A spindle moved towards or away from a valve seat so guiding the valve head to effect closing or opening.
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32Valve trim
— Includes the internal parts (stem, plug, disc, seat, etc.) of a valve.
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33VALVES: GENERAL
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34Vane
— A suitable shaped part, generally curved, located around the wheel of a turbomachine, its purpose being to guide the fluid flowing through it.
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35Vaporization
— Change of phase from liquid to vapour.
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36Vaporization plant
— Designed for vaporizing LNG where and when it will be used.
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37Vapour
— Any substance in a gaseous state not far from the liquefaction conditions.
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38Vapour barrier
— A layer of material of low permeability applied to insulation to avoid or to retard the passage of water vapour.
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39Vapour concentration
— In a mixture of water vapour and dry air, the ratio of the mass of water vapour to the volume occupied by the mixture.
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40Vapour jet [refrigeration] cycle
— A refrigeration cycle using an ejector to compress the refrigerant vapour from the evaporator to the condenser (the term “steam-jet” is used when water is the refrigerant).