elastic draw gear 弹簧车钩
buffer and draw gear 缓冲与牵引装置
intermediate draw gear [车辆] 中间牵引装置
spring draw gear 弹簧车钩
draw gear length [车辆] 牵引架长
Draw-gear 牵引装置
drag link draw gear 拉杆牵引装置
with two spring draw gear 双簧牵引装置
draw-off gear 拉拔装置
N an apparatus for coupling railway cars (铁路运输)牵引装置 [英国英语]
应用推荐