A.5%; B.8%; C.12%
A.2; B.3; C.4.
A.鍋爐的蒸汽參數(shù)高; B.汽輪機(jī)的蒸汽參數(shù)高; C.鍋爐與汽輪機(jī)的蒸汽參數(shù)一樣高; D.不確定