美国新造了两辆铝合金运煤车。一辆车的地板由两部分抛物线形的底板组成,这可降低车辆重心,减轻自重。车体有效容积为120.3m~3,可装载煤炭100t,用翻车机卸货。另一辆是漏斗车。车上设有五对漏斗,并装有快速卸货装置及抓斗型卸货口盖,由地面装置在车辆 The United States has newly built two aluminum coal trucks. The floor of a car consists of a two-part parabolic floor that lowers the center of gravity of the vehicle and lightens its weight. Effective body volume of 120.3m ~ 3, can be loaded with coal 100t, with dumper unloading. The other is a hopper car. The car has five pairs of funnel, and equipped with quick unloading device and grab type unloading mouth cover, by the ground device in the vehicle