英语词汇“pencil beam”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	pencil beam
释义	pencil beam noun : a sharp-focus radar beam nearly round in its axis used to pick up an intruder located by a search radar beam and give it better definition on the radar screen
随便看	erineum erineum mite erinite erinose erio- erio eriobotrya eriocaulaceae eriocaulaceous eriocaulon eriochalcite eriococcidae eriodictyol eriodictyon eriogonum eriometer erionite eriophorum eriophyes eriophyid eriophyidae eriophyllous eriosomatidae erismatura eristalis

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