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格雷厄姆·贝克先生(海脱瓦特大学):作者提出了一种简单易懂的物理证明,这一从根本上重要的原则上引起了注意力误解的特定领域。
Vibrations in buildings Dr. A. W. Irwin of Heriot- Watt University, in his capacity as Chairman of the British Standards Panel that deals with ‘Human exposure to vibration and shock in buildings’, has written to us expressing his interest in the Building Research Establishment Digest No. 278, circulated with The Structural Engineer for October 1983. His letter reads: While I am glad to see that the BRE is taking an interest in the subject of vibration with the issue of the Digest entitled ‘Vibrations: buildings and human response’, I am rather doubtful about the value of this document and wonder whether it is not misleading in some regards. Verulam
“玛丽玫瑰号”的成功打捞被称为本世纪的海上事件。咨询工程师R. J. Crocker & Partners负责回收方法的设计理念、摇篮的设计、水下提升架的设计,以及将玛丽玫瑰号船体悬挂在提升架上的方法。r·j·克罗克和j·s·格蕾丝