共 50 条
- [1] A DIRECT-READING PHOTOELECTRIC DENSITOMETER JOURNAL OF THE SOCIETY OF MOTION PICTURE ENGINEERS, 1939, 33 (04): : 403 - 409
- [3] A DIRECT-READING PHOTOELECTRIC COLORIMETER REVIEW OF SCIENTIFIC INSTRUMENTS, 1945, 16 (12): : 337 - 339
- [4] Direct-reading instruments for fibre measurement GEFAHRSTOFFE REINHALTUNG DER LUFT, 1996, 56 (02): : 69 - 71
- [6] Direct-reading measurement of fiber length/diameter distributions ADVANCES IN ENVIRONMENTAL MEASUREMENT METHODS FOR ASBESTOS, 1999, 1342 : 147 - 155
- [7] DIRECT-READING INSTRUMENT FOR THE MEASUREMENT OF RMS PULSE JITTER PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1955, 43 (03): : 350 - 350
- [8] A DIRECT-READING MICRODENSITOMETER JOURNAL OF SCIENTIFIC INSTRUMENTS, 1953, 30 (08): : 268 - 270