共 50 条
- [33] TRANSPORTATION NOISE - AIRPLANE NOISE-REDUCTION JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 1973, 53 (01): : 302 - &
- [34] GEOMAGNETIC-FIELD GRADIENT MEASUREMENTS AND NOISE-REDUCTION TECHNIQUES IN COLORADO JOURNAL OF GEOPHYSICAL RESEARCH, 1976, 81 (35): : 6276 - 6280
- [37] NOISE-REDUCTION IN AN UNDERGRADUATE LIBRARY JOURNAL OF ACADEMIC LIBRARIANSHIP, 1984, 10 (05): : 272 - 277
- [38] NOISE-REDUCTION IN GEAR BOXES ZEITSCHRIFT FUR ANGEWANDTE MATHEMATIK UND MECHANIK, 1990, 70 (04): : T171 - T173