منابع مشابه
Thermochemical structures within a spherical mantle: Superplumes or piles?
[1] Heterogeneous compositional mantle models are frequently invoked to explain some observations obtained from geochemistry and seismology. In particular, two regions in the Earth’s lower mantle, under the Pacific and Africa, are often interpreted as being either piles or superplumes of dense material. We perform numerical modeling of thermochemical convection in a three-dimensional spherical ...
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A state of the art presentation on prestressed piling as used throughout the world is discussed in this General Report to the FIP Symposium on Mass-Produced Prestressed Precast Elements in Madrid, Spain, May 1968. Historical information, design data and notes along with manufacturing techniques, installation practices, discussion of problems and failures and a complete bibliography are all cove...
متن کاملAn Operation for Piles
In tlie British Medical Journal, November 2Gth, 1898, Mr. Thelwall Thomas published an account of an operation for piles which I have tiied and found so satisfactory that I have since been in the habit of performing it on all my cases. The results are excellent, and it has the advantage of being easily and quickly performed. The patient complains of very little pain and recovery is rapid. A ful...
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Twenty-Five years ago the surgical world in England, as I remember it, was largely dominated by a small circle of London Surgeons, of whom Sir Frederic Treves might fairly be considered the chief. It was a school with a short way with dissenters, and no doubt had its little mannerisms. The instrument known as a director (a harmless tool if properly employed, and still in common use in spite of ...
متن کاملThe Treatment of Piles
The aetiology of this ' universal and distressing complaint' which is very common in India is variable and need not be discussed in detail, though heredity, constipation, sedentary habits, child-bearing, middle age and drastic methods of cleaning the anus are all important factors, while in later life carcinoma of the rectum and enlarged prostate must never be forgotten. On looking at a patient...
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ژورنال
عنوان ژورنال: The Lancet
سال: 1881
ISSN: 0140-6736
DOI: 10.1016/s0140-6736(02)36213-5