Woman: Do you mind closing the door Our next door neighbors are making so much noise.
Man: Do I mind I’d be happy to.
Question: What does the man mean().

A. He’s not bothered by the noise.

B. He’s happy to close the door as the woman asks him to do.

C. He prefers to leave the door open.

D. He’s happy to talk to their neighbors.

汽轮发电机组无蒸汽运行（逆功率运行），危害最大的是汽轮机的末级叶片和低压缸。