共 5 条
- [1] RANGE OF APPLICATION OF THE EQUATIONS FOR THE ACOUSTIC SECTION OF A FLAW DETECTOR USING A DIRECT-BEAM TRANSDUCER SOVIET JOURNAL OF NONDESTRUCTIVE TESTING-USSR, 1985, 21 (07): : 457 - 463
- [2] GEOMETRICAL-ACOUSTICS EQUATIONS FOR THE ACOUSTICAL SECTION OF A FLAW DETECTOR USING A DIRECT-BEAM TRANSDUCER SOVIET JOURNAL OF NONDESTRUCTIVE TESTING-USSR, 1986, 22 (11): : 731 - 734