MIL-C-490A (AMENDMENT 1)
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时间:2024-05-18 01:42:24
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MIL-C-490A (AMENDMENT 1), MILITARY SPECIFICATION: CLEANING AND PREPARATION OF FERROUS AND ZINC COATED SURFACES FOR ORGANIC PROTECTIVE COATINGS (11 MAR 1957) [SUPERSEDES JAN-C-490] [S/S BY TT-C-490].