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A 1975 study of the archival literature of applied mechanics showed it to be following a classic growth pattern for a scientific field. The present study, with ten years' additional data, tests some extrapolations of the 1975 data and finds them wanting. How such well-behaved data can prove unreliable for forecasting is explored. 相似文献
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Henry J. Petroski 《Technological Forecasting and Social Change》1977,10(3):309-318
Generalizations about the field and literature of applied mechanics are made on the basis of the growth of the Journal of Applied Mechanics (JAM) and Applied Mechanics Reviews (AMR) through 1975. The data show that the field is currently doubling its size about once every 10 years and that there is a definite increase in multiple-author papers. 相似文献
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The relationship between cost and quality of care in nursing homes was examined using quality indicator measures of resident outcomes. While each individual quality measure makes only small contributions to costs, when considered across the facility, quality could have a substantial financial impact on the operations of the home. 相似文献
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