“sound head”的概念、定义、翻译、参考文献-科学参考

单词	sound head
释义	sound head [`sau̇nd ´hed] ^{ENGINEERING ACOUSTICS} 1. The section of a sound motion picture projector that converts the photographic or magnetic sound track to audible sound signals. 2. In a sonar system, the cylindrical container for the transmitting projector and the receiving hydrophone.
随便看	Hydrachnellae hydracrylic acid Hydraenidae hydragogue Hydra I cluster hydralazine hydramnios hydranencephaly hydrant hydranth hydrargillite hydrargyrism hydrargyrum hydrarthrosis hydrase hydrastine hydrastinine hydrate hydrate aluminum oxide hydrated alumina hydrated cellulose hydrated chloral hydrated electron hydrated grease hydrated halloysite

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。