He had been deeply affected by the sudden death of his father-in-law.岳父的猝死使他十分伤心。His father - in - law is a plantation manager.他 岳父 是个种植园经营者.I was invited to the club through the good offices of my father - in - law .在 岳...
料腿则起着对产生的相当大的背压加压密封作用.Diplegs play an important role as pressure seals against the considerable back pressure generated.说明: 1, 汽轮机型式: B - 背压式汽轮机, C - 抽汽冷凝式汽轮机.Notes: 1. Type of steam turbine: B - Backpressure turbine, C ...