用“mixer truck”造句大全,mixer truck造句 国语站 造句 2.89W 大中小设置文字大小 Shanghai FL112SD tractor vehicle plant southwest 5320g FAW CA1280 cement mixer truck FAW CA1280 trucks with brakes.Making use of the points measured on the drum helical curve of concrete-mixer truck, the helical Angle formula of the helical curve is obtained by means of least square method. TAG标签:造句 truck mixer #