单项选择题
我国大中型容量的凝汽器式汽轮机的排汽压力为()
A.0.0045MPa
B.0.0045-0.005MPa
C.0.005-0.0055MPa
D.0.006-0.0065MPa
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单项选择题
A.0.0045MPa
B.0.0045-0.005MPa
C.0.005-0.0055MPa
D.0.006-0.0065MPa
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