A.1.5%~15.3%B.3.2%~15.3%C.4.4%~16.3%D.5.1%~16.3%
A.加氫反應(yīng)器換熱器B.加氫反應(yīng)器冷凝器C.加氫反應(yīng)器冷卻器D.加氫反應(yīng)器進料預(yù)熱器
A.40%B.45%C.50%D.55%