北京地区缺震曲线、频度曲线都出现低值异常。
The lack of earthquake curve and frequency curve all showed low value anomalies.
结果表明，地震前其时间分布形态为持续低值异常—恢复—再次下降—拉锯式回升—发震。
The results show that temporal distribution is dropping to a low value anomaly for a while recovery dropping again zigzag recovery earthquake occurrence.
提出了在山高、坡陡、地下水位埋深较大的山丘地区找水，应以寻找低值异常为主的观点，并分析了形成低值异常的基本原因。
According to the low value abnormality we have put forward the method of finding water in places of mountains, steep slope and hill where water table level is embebed deeply.
技术上曾经的失误在于，因疏忽导致了不合理的振荡槽路电容等价并联低值冷却水路水电阻，形成异常功率分流附加损耗问题。
The technical failure lies in ignoring the surge slot capacitor parallel connection with low value water cooling electric resistance, and induce abnormal power diffluence wasting.
子区中位数衬值滤波方法解决了低背景区和高背景区弱小异常的识别问题，克服了采用全区统一异常下限给异常识别带来的困难。
The Subinterval area median contrast filtering method that can recognize weak anomalies of the low-background area and high-background area resolves the problem.
这种高产气层具有特征的电性反应，表现为自然伽马值低、自然电位显著负异常、电阻率高；
The log response of the gas reservoir is characterised by low gamma ray, self-potential reduction and high resistivity.
改进的BISE和S-G滤波法对异常低值点能较好地修正，但是无法判断异常高值点；
Modified BISE and S-G filter method can fix abnormal low points, but they cannot recognize abnormal high points.
针对砂岩型铀矿体上氡气场低值区对应矿体而高值异常场对应矿体两端的特点，以矿体端点高值异常峰值点为中心进行二维等步长剖分，得出差分方程，为问题的进一步研究提供一种算法思路。
Study on 2-D finite difference method on the center of either high anomaly radon fields in view of the character of radon field over sandstone-type uranium provide an algorithm for further research.
对该凹陷异常压力趋势线进行模拟，找出异常压力高、低值点，根据16口井的资料分析异常压力分布规律，对今后的产能及布井方案提出了建设性意见。
Simulated is the anomaly pressure line to find out high and low pressure points. 16 samples are used here to analyse anomaly pressure's spreading law. Constructive suggestions are proposed for p…
对该凹陷异常压力趋势线进行模拟，找出异常压力高、低值点，根据16口井的资料分析异常压力分布规律，对今后的产能及布井方案提出了建设性意见。
Simulated is the anomaly pressure line to find out high and low pressure points. 16 samples are used here to analyse anomaly pressure's spreading law. Constructive suggestions are proposed for p…
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