(a) the spot on the retina which is insensible to light; (b) Cricket that spot of ground in front of a batter where a ball pitched by the bowler…
| 单词 | θ197900 |
| 释义 | society > communication > telecommunication > radio communications > [noun] > signal > obstruction or poor reception (9) blind spot1864 (a) the spot on the retina which is insensible to light; (b) Cricket that spot of ground in front of a batter where a ball pitched by the bowler… screening1902 The action of a terrestrial obstruction (such as a hill or a building) in attenuating or blocking broadcast signals or other electromagnetic waves. fading1912 Irregular fluctuations in the intensity of received radio signals as a result of varying atmospheric conditions. night effect1914 irregularity of the strength and direction of received radio waves of certain frequencies that is especially marked at night, owing to the… night error1921 error in the strength and direction of received radio waves (esp. as affecting aircraft bearings) caused by night effect. wipeout1921 Radio. The condition in which a strong received signal renders impossible the reception of other signals (either wanted ones or interference)… skip1925 Radio. The phenomenon of the poor or non-existent reception of signals from a particular station which occurs between points where signals… radio fade-out1927 temporary interruption of radio communication, caused esp. by ionospheric disturbance due to solar flares; an instance of this; = fade-out, n. 3. fade-out1937 A temporary interruption of radio communication, caused esp. by ionospheric disturbance due to solar flares; fading. |
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