A()isaboilerwherethewater/steamsidegetsheatinputbothfromthemainenginesexhaustgasandfromanoilfiredburnersupplementingtheheatinputtoproducetherequiredsteam。A、fire-tubeboilerB、auxiliaryboilerC、water-tubeboilerD、compositeboiler

题目
A()isaboilerwherethewater/steamsidegetsheatinputbothfromthemainenginesexhaustgasandfromanoilfiredburnersupplementingtheheatinputtoproducetherequiredsteam。

A、fire-tubeboiler

B、auxiliaryboiler

C、water-tubeboiler

D、compositeboiler


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