| 单词 | parker, louis |
| 释义 | Parker, LouisParker, Louis(1906– ) electrical engineer, inventor; born in Budapest, Hungary. He emigrated to the U.S.A. in 1923 and studied at the City College of New York. He worked on radio direction finders for aircraft, designed portable transmitters for military use, and developed an inexpensive sound system used in television receivers worldwide—his most famous invention. His Parker Instrument Corp. produced some instruments used in the Apollo moon project. |
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