what is the control valve |what is the control valve part in hindi |

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  • Опубликовано: 29 ноя 2024

Комментарии • 4

  • @tonubachchavlogs
    @tonubachchavlogs Год назад +3

    Sir chhattisgarh me 2nd class boiler operator exam kab hoga

  • @devivara1162
    @devivara1162 Год назад +1

    Sir why NPSH needed in pump????

  • @monumaurya148
    @monumaurya148 Год назад +1

    New bord kb tk bethega August ya October me

    • @Boilerpaworgyan
      @Boilerpaworgyan  Год назад

      Dost Koi bhi notification Ati hai to jarur suchit karunga