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4 A ABSA Questions with 100% Correct Answers
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4 A ABSA Questions with 100% Correct Answers 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 - Answer- C vanstone flange held in place? A)screwed fittings B)loosely ...
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