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ABSA 98 Questions And Answers
- Vak
- Instelling
where do we use stays on a fire-tube boiler? A) at the top of the boiler b)outside of the boiler to mounting brackets c) in the steam space of the boiler d)between the tubes - ️️C vanstone flange held in place? A)screwed fittings B)loosely C) threaded d)star pattern - ️️B effi...
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