“local-area underwater navigation system”的概念、定义、翻译、参考文献-科学参考

单词	local-area underwater navigation system
释义	local-area underwater navigation system [`lō·kǝl ¦er·ē·ǝ ¦ǝn·dǝr¦wȯd·ǝr ´nav·ǝ`gā·shǝn ´sis·tǝm] ^NAVIGATION A system applied chiefly in the inspection and maintenance of offshore structures, in which time differences between the reception of acoustic signals from a chain of transmitters are used to determine the positions of divers and of crewed and uncrewed underwater vehicles. Abbreviated LAUNS.
随便看	pressure point pressure process pressure radius pressure rating pressure-regulating valve pressure regulator pressure release pressure-release jointing pressure relief pressure-relief device pressure-relief valve pressure resistance pressure-retaining member pressure ridge pressure ring pressure-rise center pressure roll pressure seal pressure-sensitive adhesive pressure shadow pressure shift pressure solution pressure-stabilized pressure still pressure storage

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