150 t凹底平车
t Depressed Center Flat Car
320t凹底平车
t Depressed Center Flat Car
D10型凹底平车
D10 type depressed center flat car
D11型凹底平车
D11 depressed center flat car
凹底平车
concave bottom flatcar
bottom depressed flat car
depressed center flat car
depressed bottom gondola car
The depressed center flat car
depressed center flat cars
槽状基底平面雷射
Channelled Substrate Planar (CSP) laser
低角平底钢刨
low-angle smooth bottom steel bench plane
底平
amphetamine-related disorders