“effective horizon”的概念、定义、翻译、参考文献-科学参考

单词	effective horizon
释义	effective horizon [ǝ¦fek·tiv hǝ`rīz·ǝn] ^{COMMUNICATIONS} A horizon whose distance at a given height above sea level is the distance to the horizon of a fictitious earth, having a radius ⁴/₃ times the earth's true radius; used to estimate ranges of antennas, taking atmospheric refraction into account.
随便看	dielectric dielectric absorption dielectric amplifier dielectric antenna dielectric breakdown dielectric circuit dielectric constant dielectric crystal dielectric curing dielectric current dielectric displacement dielectric ellipsoid dielectric fatigue dielectric field dielectric film dielectric flux density dielectric gas dielectric heating dielectric hysteresis dielectric imperfection levels dielectric leakage dielectric lens dielectric-lens antenna dielectric loss dielectric loss angle

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