“line of sight”的概念、定义、翻译、参考文献-科学参考

单词	line of sight
释义	line of sight [`līn ǝv `sīt] ^{ELECTROMAGNETISM} The straight line for a transmitting radar antenna in the direction of the beam. ^{SCIENCE AND TECHNOLOGY} A straight, unobstructed path or line between two points, as between an observer's eye and a target.
随便看	hydronic radiation hydronium ion HYDROPAC hydropathy hydropericardium Hydrophiidae hydrophile-lipophile balance hydrophilic Hydrophilidae hydrophilite Hydrophiloidea hydrophilous hydrophobia hydrophobic hydrophobophobia hydrophone hydrophone array hydrophone noise hydrophone response hydrophotometer Hydrophyllaceae hydrophyllium hydrophyte hydroplane hydroplanula

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