Anh
circular slide valve
throttle barrel
Đức
Drehschieber
Pháp
tiroir rotatif
tiroir rotatif /INDUSTRY-CHEM,ENG-ELECTRICAL/
[DE] Drehschieber
[EN] circular slide valve
[FR] tiroir rotatif
tiroir rotatif /ENG-MECHANICAL/
[EN] throttle barrel