trackbed道床
trackn.轨道;跑道;踪迹;小路;乐曲v.追踪;跟踪
tracks' circumeircle
tracking phase shift跟踪相位变化
Tracked Test Vehicle履带试验车
track-laying train铺轨列车
track and field teamn.田径队
track transportation轨道交通
track-while-scan跟踪搜索
track and store unit跟踪与存储元件
tracking and pointing跟瞄
track-in-cleavagen.切面中的径迹