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- Wide-angle reflection and refraction seismic has been success fully used to image zones beneath high velocity layer. 摘要广角地震可以实现对高速屏蔽层下模糊区的地震成像。
- The material inhomogeneity because of the low velocity layer has a great effect on geoid. 低速层的存在导致的物质不均匀对大地水准面的影响比较大。
- The complex seismic wavefield beneath high velocity layer was investigated on layer stripping observations of seismic physical model. 通过地震物理模型的分层观测，详细研究了高速屏蔽层下的复杂地震波场。
- Using refraction method to detect low velocity layer in intricate area is difficult infield and poor in effect, generally. 摘要在地表地形复杂的地区进行低降速带探测时，采用常规地震小折射方法，在现场难以实施，而且效果往往不佳。
- In Weihe graben, high and low velocity layer occurs alternately in upper and mid crust, which reflects the effect of faulting in shallow crust. 渭河盆地内上中地壳高低速度层交替出现，反映了断层活动在浅部的影响；
- The anticline structure model of overlaying variable velocity layer was established and the physical modeling testing and migration processing analysis carried out. 建立了上覆变速层的背斜构造模型，并对物理模拟实验结果和偏移处理效果进行了分析。
- Now the refraction survey and uphole shooting are used in the exploration task for the low-depression velocity layers. 目前，在地震施工中应用小折射、微测井等方法，进行低降速带调查。
- In the exploration of the low-depression velocity layers, refraction survey and uphole shooting are two frequently used methods. 目前，在地震施工中应用小折射、微测井等方法，进行低降速带调查。
- The buried depth of Moho discontinuity is 26.5 km and beneath the Moho the velocity is about 4.7 km/s in average,including several small layers,especially an obvious low velocity layer just beneath the Moho. 莫霍面埋深为26.;5 km;莫霍面以下平均速度为4
- It is difficult for conventional reflection seismic surveys to get the information of low velocity layers underlain high acoustic impedance layers, such as evaporites and basalts. 在蒸发岩、玄武岩等高阻抗岩层发育地区，常规反射地震往往难以获取高阻抗层以下的地层地质信息。
- It has four times more maximum polyphony, allows longer duration within one project, has more velocity layers, and two MIDI I/Os means it can work with two units at the same time. 它有多出四倍的发声数，在一次使用里可以容许较长的使用时间，有更多的力道变化不同，而两组米地输入／输出让它可以同时和两个单体一起运作。
- Combined with dominant depth distribution of many small medium earthquakes, we also discuss the correlation between seismo active layers and structures of high and low velocity layers. 最后;结合多次中小地震的优势深度层位;讨论了多震层与高低速层结构的相关性.
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- Gazelles can move with astonishing velocity. 羚羊跑起来速度惊人。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- The car was moving at such a velocity! 那辆汽车的速度简直太快了！
- Gazelles can movewith astonishing velocity. 羚羊跑起来有时速度惊人。
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- The hare darted off with the velocity of a bird. 野兔像鸟一样快速掠去。
