| 单词 | stress grading |
| 释义 | > as lemmasstress grading stress grading n. the grading of structural timber according to its strength, as estimated visually from the size and distribution of knots and other visible defects or by (or in combination with) mechanical measurements of its stiffness; (also) a stress grade. ΘΚΠ society > occupation and work > industry > building or constructing > constructing or working with wood > [noun] > other processes framing1440 riving?1440 traversing1524 wedging1678 furring1679 cocking1710 bearding1711 battening1788 rossing1839 thicknessing1870 splining1901 parting off1905 reconditioning1932 stress grading1936 spindle moulding1979 1936 Engin. News-Record 117 867/3 The committee on bridges and structures..approved new timber stress gradings. 1941 Grading Rules for Structural Timber (B.S.I.) 2 A further standard for the compressive stress grading of these species for use in compression and tension members..is being prepared. 1973 Materials & Technol. VI. i. 27 Visual stress grading is not a difficult operation, but requires considerable experience. 2009 R. Reid in I. Nuberg et al. Agroforestry for Nat. Resource Managem. ix. 150/2 Increasingly, mills are using mechanical stress-grading machines to test the bending strength of each piece. < as lemmas |
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