1、

Analysis on Radar Apparent Distance by Different Elevation Altitude THE COMPUTATION OF THE ZENITH DISTANCE AND SLOPE DISTANCE IN TRIGONOMETRICAL LEVELING

不同海拔高度时雷达视距分析三角高程测量中天顶和斜距的计算

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2、
3、

according to the demand of the absolute measurement by the low-latitude meridian circle, for problems of the measurement of the zenith distance in the direction of the prime vertical using the slant silts, the previous grating form is improved based on the former micrometer scheme.

根据低纬子午环绝对测定的要求,在原来的测微器方案〔1〕的基础上,针对斜狭缝用于卯酉方向测定天顶距时所存在的问题,对原来的视栅形式作了进一步改进。

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4、

The question in article [ 1] is first proposed in this paper Formulas for calculating horizontal distance on the mean height surface between two ends of side length directly using the difference of elevation or the measured zenith distance are derived.

本文首先指出文献[1]存在的问题,推导了用高差和观测天顶距计算平距的公式,并指出这些平距皆是测边两端平均高程面上的边长;

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5、

The effect of the eccentric error of vertical circle on zenith distance observations and its correction

竖直度盘偏心误差对天顶距观测结果的影响及其改正

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6、

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冲间隔、传输距离和天顶角变化的函数关系。

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