共 50 条
- [21] Coherence analysis of multichannel heart sound recording COMPUTERS IN CARDIOLOGY 1996, 1996, : 377 - 380
- [22] SOUND GENERATOR WITH A PRECISION WAVE FORM AND AMPLITUDE STABILIZATION PRIBORY I TEKHNIKA EKSPERIMENTA, 1974, (06): : 117 - 118
- [23] THE EFFECTS OF ULTRAVIOLET LIGHT ON VARIABLE-DENSITY RECORDING AND PRINTING JOURNAL OF THE SOCIETY OF MOTION PICTURE ENGINEERS, 1940, 34 (06): : 614 - 631
- [24] VISUAL LUNG-SOUND CHARACTERIZATION BY TIME-EXPANDED WAVE-FORM ANALYSIS NEW ENGLAND JOURNAL OF MEDICINE, 1977, 296 (17): : 968 - 971
- [26] SHOCK WAVE IN A PLASTIC MEDIUM OF VARIABLE DENSITY DOKLADY AKADEMII NAUK SSSR, 1959, 128 (02): : 257 - 260
- [27] DOPPLER FLOW VELOCITY WAVE-FORMS IN THE FETAL CARDIAC OUTFLOW TRACT - REPRODUCIBILITY OF WAVE-FORM RECORDING AND ANALYSIS ULTRASOUND IN MEDICINE AND BIOLOGY, 1991, 17 (06): : 583 - 587
- [28] VARIABLE-AREA RELEASE FROM VARIABLE-DENSITY ORIGINAL SOUND TRACKS JOURNAL OF THE SOCIETY OF MOTION PICTURE ENGINEERS, 1945, 45 (05): : 380 - 388
- [29] EXACT-SOLUTIONS OF THE HELMHOLTZ-EQUATION FOR PLANE-WAVE PROPAGATION IN A MEDIUM WITH VARIABLE DENSITY AND SOUND SPEED JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1993, 93 (03): : 1347 - 1352