“background returns”的概念、定义、翻译、参考文献-科学参考

单词	background returns
释义	background returns [`bak´grau̇nd ri`tǝrnz] ^ENGINEERING 1. Signals on a radar screen from objects which are of no interest. 2. See <<clutter>>
随便看	episclera episcope episcotister episepalous episiotomy episode episome epispadias episperm epi spiral epistasis episternum epistilbite epistome epitaxial diffused-junction transistor epitaxial diffused-mesa transistor epitaxial layer epitaxial transistor epitaxy epithalamus epitheca epitheliochorial placenta epithelioid cell epithelioma epitheliomuscular cell

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