随着科学家们在地中海盆地的中部和最深处进行钻探，他们从岩心桶中取出了坚硬的、有光泽的结晶盐。
As they drilled into the central and deepest part of the Mediterranean basin, the scientists took solid, shiny, crystalline salt from the core barrel.
最大类间方差法的二值化算法是基于类间方差达到最大为准则，采用该法获得了理想的二值化效果，较准确地从岩心剖面中提取出裂缝图像信息。
The optimal effect of binarization arithmetics is the maximum variance between various classifications. Core fissure image is acquired from core splitting surface images by the use of this method.
新鲜岩心由井中取出后立即密封以减小流体损失和暴露空气的时间。
A fresh core is sealed as soon as possible after retrieval from the well to minimize the loss of fluids and exposure to air.
应用推荐