提速: to increase the specified cruising speed, to pick up speed, to speed up...
硬盘: hard disk...
密集: concentrated, crowded together, intensive, compressed...
选: to choose, to pick, to select, to elect...
滞后: to lag behind...
干扰: to disturb, to interfere, perturbation, interference (physics)...
标记: sign, mark, symbol, to mark up, (computing) token...
于: in, at, to, from, by, than, out of...
反之: on the other hand..., conversely......