The horizontal low velocity layer, the vertical low velocity zone and the high velocity layer in the basement of the lower crust are related to the ore_forming processes.
文中还探讨了中国大陆主要成矿域岩石圈的现今活动性，以及地壳厚度、壳内低速层、“墙式”地震剪切波垂向低速带和下地壳底部高速层（体）的分布特征以及与成矿作用的关系。
There is a low velocity-high conductive layer in the mid-crust of the Songliao Basin.
对于地壳的地球物理详细探测发现中地壳普遍存在着高导层和低速层。
The geothermal anomaly, low velocity zone and high conductivity layer in crust, and frequent occurrence of strong earthquakes show that the study area is an active area of modern tectonization.
地热异常、地壳内存在低速层和高导层、强烈地震频繁发生等现象说明，这一地区是现代构造运动的活动区。
Under high velocity flow conditions, cascade losses are mainly caused by radial drift of the boundary layer along the suction surface and by blade wakes.
在高速流动条件下，叶栅损失主要是吸力面边界层径向串流及其尾迹。
Under high velocity flow conditions, cascade losses are mainly caused by radial drift of the boundary layer along the suction surface and by blade wakes.
在高速流动条件下，叶栅损失主要是吸力面边界层径向串流及其尾迹。
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