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单词 vla
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VLA
VLA n. Astronomy very large array (system of radio telescopes in the U.S.).
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VLA1974
1974 McGraw-Hill Yearbk. Sci. & Technol. 11/2 The VLA will allow scientists to see, study, and map the radio sky at wavelengths of 1 cm or greater, with detail even greater than that possible for earthbound optical telescopes.
1978 J. M. Pasachoff & M. L. Kutner University Astron. xxvi. 669 When fully operational..the VLA will make pictures of a field of view a few minutes of arc across, with resolutions comparable to the 1 arc sec of optical observations from large telescopes, in about 10 hours.
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