- sectional-wedge gate valve
- задвижка с составным клином
English-Russian scientific dictionary. 2008.
sectional-wedge gate valve
Смотреть что такое "sectional-wedge gate valve" в других словарях:
Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… … Wikipedia
