英语释义

1. the angular distance of a celestial object from the zenith measured by the arc of a vertical circle intercepted between the object and the zenith the complement of the altitude

片语

distribution zenith-angle天顶角分布

zenith observation angle观测天顶角

zenith-angle distribution天顶角分布

effect zenith-angle天顶角效应

zenith-angle effect天顶角效应

co-altitude顶距，天顶距

sun zenith angle太阳天顶角

ZD天顶距（zenith distance）；零色散（Zero Dispersion）

zenith-angle variation天顶角变化

satellite zenith angle[天]

英汉例句

• based on the atmospheric transmission model, through the actual ray track, the zenith angle is revised, which is a complicated function with launch angle and altitude.

  基于大气传输模型，采用光线传输的实际轨迹对天顶角进行修正处理，得出天顶角随发射角和传输高度的变化复杂函数。

• the solutions describe stokes intensity as a function of inter pulse spacing, distance and zenith angle in a uniform medium and in nonuniform medium (atmosphere).

  给出了在均匀介质和非均匀介质（实际大气）情况下的斯托克斯光强随脉沖间隔、传输距离和天顶角变化的函数关系。

• in the same outer scale of turbulence, the increase in transmitting aperture (original beam width)and transmitting zenith angle will prevents beam from drifting.

  随着外尺度的增加，光束漂移增加缓慢且趋于饱和。

• along with the increase of the zenith angle and height above ground of an optical transmitter, the extent of the time-averaging effect decreases.

  随着接收终端离地高度和天顶角的增大，大气闪烁时间平滑作用降低。

• some results of high energy cosmic ray, such as the zenith angle distribution, the decay length in the air, the energy spectrum and the vertical intensity of hadron and γ-ray have been presented.

  由此给出了天顶角分布、大气中衰减长度、积分能谱和垂向流强等，为研究宇宙线超高能相互作用提供了信息。

• the reverse time of the crest motion depends on the smallest zenith angle and on solar cycle.

  运动的反向时间随太阳的最小天顶角的大小而变化，随太阳活动而变化。

• when using a single reference to measure the bi-directional scattering distribution function (bsdf), the incident zenith angle of the tested sample must be identical to that of the reference.

  采用单一参考测量双向散射分布函数时，要求被测试样与参考标準的入射天顶角必须相同。

• also, the paper analyses the error caused by capillary action of liquid, error precision, zenith angle of hole and container diameter.

  并对液体的毛细作用、误差精度、鉆孔顶角、容器直径引起的误差进行分析。

• only when the incidence zenith angle is equal to brewster angle of water, the traditional method of peeling-off sun glitter is valid that is based on the light's polarized character.

  传统的利用光的偏振性剥离太阳耀光的方法只有当太阳光以水的布儒斯特角入射时才能实现，因此该方法在实际应用中受到了极大的限制。