arc second的意思

arc second中文翻譯：

弧秒；角秒（等于second,arc-second）

相似詞語短語

arc───n.弧（度）；弧光（全稱electricarc）；弧形物；天穹；vt.形成電弧；走弧線；n.(Arc)人名；(法)阿爾克；adj.圓弧的；反三角函數的

arc flash───電弧閃光

jerboa arc───跳鼠弧

second───adj.第二（個）的；（比賽、級別上）居第二位的；另外的；次要的；v.支持，附議；臨時調派（工作人員等）；n.(Second)（美）塞孔（人名）；num.第二；（規模、質量等）居第二位的；另外的；n.秒；瞬間；第二名；二等品；adv.居第二位；第二，其次

fordo arc───福爾多弧

refract arc───折射弧

arc touch───弧光觸摸

arc games───弧形游戲

unharmonious arc───不協調弧

雙語使用場景

Now their commanders say their fighters have managed to link up with a second front to the south of Misrata, creating a defensive arc around the city's southwestern flank.───現在，他們的指揮官稱，現在戰士們已經成功地連接起米蘇拉塔南面另一條前線，在東南翼形成堅固的防線。

One second of arc movement is one thirtieth of a millimetre.───一弧秒的移動是一毫米的三十分之一。

Simulation results show that the installation error can be estimated to arc-second degree.───仿真結果表明，該方法對慣導安裝誤差的標定精度能達到角秒級。

The centroid accuracy of star tracker is the base of other accuracies. Its pointing accuracy is required to reach arc second scale.───高精度星敏感器星點光斑的質心精度是星敏感器整體精度的基礎，它需要達到角秒級的量級。

英語使用場景

The centroid accuracy of star tracker is the base of other accuracies. Its pointing accuracy is required to reach arc second scale.

Arc second ( arcsec ) is the unit of length in the celestial sphere.

Limited by the observation condition, the precision of the result is not high. The maximal accidental error is about 6 arc second, and there is also some systematic error.