Roller roller do large objective
Only two can press the road more tightly, so as to achieve a certain degree of compaction, width is to work efficiency, the greater the area of contact, the pressure will rise faster.
Only two can press the road more tightly, so as to achieve a certain degree of compaction, width is to work efficiency, the greater the area of contact, the pressure will rise faster.
Only two can press the road more tightly, so as to achieve a certain degree of compaction, width is to work efficiency, the greater the area of contact, the pressure will rise faster.
