Velikost videa: 1280 X 720853 X 480640 X 360
Zobrazit ovladače přehrávání
Automatické přehrávání
Přehrát
Excellent class. Better than a thousand words. Congratulations.
Many thanks. very helpful understanding single and double piston seats
Excellent explanation!
I think that the external pressure relief in the second case is provided if only both the seats are DPE , otherwise overpressure will be relieved by the other one
Great video!
Good
Excellent class. Better than a thousand words. Congratulations.
Many thanks. very helpful understanding single and double piston seats
Excellent explanation!
I think that the external pressure relief in the second case is provided if only both the seats are DPE , otherwise overpressure will be relieved by the other one
Great video!
Good