共 50 条
- [1] Radio operation by steamship companies PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1913, 1 (02): : 3 - 14
- [2] DOSAGE SPECIFICATIONS FOR ULTRASOUND EQUIPMENT ULTRASOUND IN MEDICINE AND BIOLOGY, 1986, 12 (09): : 707 - 708
- [3] LIBRARY EQUIPMENT SPECIFICATIONS, A DIALOG COLLEGE & RESEARCH LIBRARIES, 1964, 25 (02): : 121 - 125
- [9] SPECIFICATIONS FOR EQUIPMENT AND NETWORKS FOR VIDEO TRANSMISSION TELE-ENGLISH EDITION, 1989, 43 (02): : 23 - 23
- [10] SPECIFICATIONS FOR ENVIRONMENTAL QUALIFICATION OF CLASS IE EQUIPMENT IEEE TRANSACTIONS ON POWER APPARATUS AND SYSTEMS, 1983, 102 (06): : 1720 - 1721