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單項選擇題

低壓蒸汽壓力為（）Mpa.

A.0.5
B.0.6
C.0.4

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單項選擇題

再生器底部壓力＜（）Mpa.

A.34
B.35
C.30

單項選擇題

脫苯塔頂部壓力＜（）Mpa.

A.4
B.5
C.6

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