声波时差 meaning in English
ac acoustic
acoustic time
interval transit time
sdt
Examples
- In the light of the theoretical technique of wavelet networks , we study the method for inversing the time difference of artificial acoustic wave ( t ) by using multi - scale decompositon of wavelet from seismic records
摘要在讨论小波网络理论方法的基础上，研究了利用地震纪录小波多尺度分解属性资料进行虚井声波时差反演的技术方法。 - Two methods are used to calculate the organic carbon content : overlay technique for acoustic slowness curves and resistivity curves ; the regression formula of organic carbon content and log responses obtained from experiments
应用以下2种方法计算地层有机碳含量：声波时差与电阻率曲线重叠法；根据实验结果建立的有机碳含量与地层测井响应的回归方程。 - ( 5 ) discovered a abnormal law that the sonic velocity was enlarged with increasing of die core porosity in the sandstone reservoir of the haojiagou formation in triassic , and gave a geologic interpretation about the phenomenon . it was helpful to convert the sonic velocity into die porosity correctly in reservoir . ( 6 ) gave a primary reason for producing a little oil and gas in the well ha - 2 and ha - 3 of the sidaogou structure
通过取心段地层岩性与声波测井速度分析，首次发现郝家沟组储层段岩芯孔隙度与声波时差(声波速度)存在反常变化规律，并对这种现象进行了较合理的地质解释；提出了储层预测中应注意的问题，首次提出在本区按常规方法利用声波时差换算孔隙度存在陷阱。 - Hydrocarbon showings is distinguished with the recognizing method of " acoustic time " , and ( half ) quantitative assessment criterion of the distinguishing parameter for hydrocarbon showing testing , which is used to evaluate hydrocarbon showing , gas testing , meantime analyses the character of gas zone distributing and effecting factor of testing production
运用“声波时差”含气性识别法对该区油气显示层进行识别，结合试气成果拟定油气显示层含气性识别参数（半）定量标准，进而对该区油气显示层进行评价和试气分析，以此了解油气层空间展布特征和产能影响因素。 - Research indicates that this idea is also applicable for the carbonate . to set up a suit of idea of travel time reading of carbonate interval and use real pressure data to correct it during plotting the normal compaction trend curve are rather important . the method is applied to the prediction of formation pressure in luojiazhai and dukouhe oilfield successfully
研究认为，此种方法在碳酸盐岩剖面同样适用，关键是建立一套适合于碳酸盐岩剖面选取视泥岩层段的声波时差读值方法和在构建正常压实趋势线时，根据趋势线所计算的泥岩段声波时差值和实测正常压力资料修正该趋势线。