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Table 4 gives elastic moduli to 4 significant figures. It is extremely unlikely that such a precision can be obtained from one very small sample. A negative value for Poisson's Ratio is also highly suspicious. It suggests strongly that the results of the mechanical tests are of little statistical significance. Ò»°ã²»¿ÉÄÜ´ïµ½4Âð,²´ËɱȲ»ÄÜΪ¸ºµÄÂð |
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