| 释义 |
non-deˈstructive, a.
[non- 3.]
That does not involve destruction, esp. of an object or material that is tested.
1929Trans. Amer. Soc. Steel Testing XVI. 771 (heading) Nondestructive testing. Ibid., A number of independent investigators have been working on various methods of nondestructive inspection. 1930Mining & Metallurgy XI. 308 (heading) Destructive and non-destructive tests of welds. 1946Nature 19 Oct. 539/2 It was pointed out that the X-ray method is the only non-destructive way of determining surface residual stresses. 1959Jrnl. Iron & Steel Inst. CXCI. 299/2 The economic importance of non-destructive testing is emphasized. 1962Gloss. Terms Automatic Data Processing (B.S.I.) 63 Non-destructive reading, a reading process which does not change the record of the data which has been read. 1962B.S.I. News June 12/1 Points covered in the section on welding are the quality of welds, tests on welds..and non-destructive examination. 1971Engineering Apr. 37/1 Facilities at Harwell have become available to industry through the Nondestructive Testing Centre. 1975G. Bram Manufacturing Technol. ii. 66 Research and development of methods of non-destructive testing has increased considerably over the past thirty years.
Hence non-deˈstructively adv.
1930Stoughton & Butts Engin. Metallurgy (ed. 2) iii. 54 (heading) Tests sometimes made non-destructively. 1945A. N. Sachanen Chem. Constituents of Petroleum iii. 130 Petroleum fractions are completely and non-destructively hydrogenated so that the ring structure of the naphthenes formed corresponds to the original ring structure. 1969P. B. Jordain Condensed Computer Encycl. 336 Magnetic tapes, disks, drums, and cards are usually read nondestructively. 1971Engineering Apr. 33/1 To be able to examine critically the insides of welds or castings non-destructively has improved fabrication technology. |