The ridges can linger in a region for several days , warming the air and clearing away clouds .
高压脊可以在一个地区逗留数天,加热空气同时驱散云层。
Cold-war submarines then mapped the shifting ridges running beneath it .
冷战时期的潜水艇标出了冰层下不断移动的山脊。
Ridges , hollows , and variation in thickness can all deform or scatter the gpr signal , making the picture less clear and oil spills harder to spot .
冰脊、冰窟窿、冰厚度的变化都会分散透地雷达信号,从而使图片清晰度下降,泄漏石油更难发现。
The smudge had been transformed into a more legible print : now , at least , there were the outlines of ridges and bumps .
该污迹已经转化成了一个更清晰的纹影:至少可以看出纹脊的轮廓和隆起部分。
Finally there are those-a great many , but normally deep under the ocean-formed at the spreading ridges where tectonic plates pull away from each other and new crust is formed .