Horizontal-gradient acoustical ray-trace program TRIMAIN /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
Naval Research Laboratory,
[Dec. 16,1974]
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| Series: | NRL report ;
7827. |
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| Item Description: | "December 16, 1974" "Large Aperture Systems Branch, Acoustics Division"--Cover |
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| Physical Description: | iii, 132 pages : illustrations , charts ; 28 cm. |
| Bibliography: | Includes bibliographical references. |