常见例句双语例句It is the first to use the tilt helical vane to design the drum of the coal_winning machine, which breaks through the traditional drum design ways of the coal_winning machine.打破了传统的采用正螺旋叶片设计滚筒，。首次采用倾斜螺旋叶片设计滚筒。 返回 winning drum