DY type portable belt conveyor is a kind of high efficiency, the use of safe and reliable, flexibility good continuoustransportation loading and unloading equipment.
DY型可移动式皮带输送机是一种工效高，使用安全可靠，机动性好的连续输送装卸设备。
2
With the continuous improvement of the living standards of Chinese people's way of life no longer limited to ordinary food, clothing, shelter, transportation.
随着国人生活水平的不断提高，人们的生活方式不再仅限于普通的衣、食、住、行。
3
It is the wide application of P. C. continuous curved box-girder bridge which has become an important bridge style in the transportation infrastructure.