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1)  surveying line system adjustment
测线网平差
1.
Then surveying line system adjustment is applied to the corrected gravity to further eliminate the disturbance of remainder errors in the second step.
为了消弱各类误差源的影响,本文提出一种两阶段误差综合补偿方法,第一阶段采用相关分析法对仪器厂家标定的交叉耦合改正(简称CC改正)不足进行修正,第二阶段采用测线网平差对各类剩余误差的综合影响进行补偿。
2)  adjustment of survey network
测线平差
3)  the adjustment of traverse network
导线网平差
1.
This paper studies the traditional and latest algorithm of single integrated lead and the adjustment of traverse network.
研究了单一附合导线和导线网平差的经典算法与最新算法,在此研究基础上,在MAPG IS平台下用VC++设计开发了一个通用的导线网平差应用软件。
4)  Algorithm of measured adjustment
导线测量平差
5)  networks adjustment of surveying engineering
测量控制网平差软件
1.
The designing principle of control networks based on accuracy,reliability,sensitivity of analyzing control networks which adopted in networks adjustment of surveying engineering (NASE) was discussed in this paper,also methods and suggestions applied in real engineering was presented.
讨论了自行研制开发的测量控制网平差软件NASE(networksadjustmentofsurveyingengineering)中采用的以分析控制网精度、可靠性、灵敏度为基础的控制网辅助设计的原理,提出了在实际应用中的方法和建议。
6)  nonlinear adjustment of free network with rank deficiency
非线性秩亏自由网平差
1.
The calculation results of two nonlinear least square problems and one nonlinear adjustment of free network with rank deficiency example show that the method proposed in this paper is correct and applicable.
对两个非线性最小二乘问题和一个非线性秩亏自由网平差实例进行了解算,结果表明本文所提出方法是正确和适用的。
补充资料:等时线测年法
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性质:一组(三个以上样品)同源、同时形成的,形成后保持封闭的地质样品,根据放射性衰变规律,放射性子体与母体的同位素组成具有线性关系,直线的斜率确定地质样品的年龄,截距代表地质样品的形成时的初始子体同位素组成。此法广泛应用于铷-锶、钐-钕、铀-铅、氩-氩法年龄测定的数据处理。

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