单词 | milliradian |
释义 | > as lemmasmilliradian milliradian n. Brit. /ˌmɪlɪˈreɪdɪən/ , /ˈmɪlɪˌreɪdɪən/ , U.S. /ˌmɪləˈreɪdiən/ , /ˈmɪləˌreɪdiən/ ΚΠ 1946 Radar: Summary Rep. & Harp Project (U.S. National Defense Res. Comm., Div. 14) 142/1 Mil, abbreviation for milliradian, an angle of one-thousandth of a radian; one degree is 17.45 milliradians. 1956 Spaceflight 1 28/1 Despite errors caused by ionospheric refraction of the signal, the use of data from a number of stations will, it is claimed, enable the satellite's position to be established to within a fraction of a milliradian. 1994 Analog Sci. Fiction & Fact Jan. 186/2 The average angular diameter of the Sun in the sky is 9.30 milliradians. < as lemmas |
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