It is then compacted by the traffic if there is nit enough money to allow a road roller to be used.
在资金不允许使用压路机的情况下，则可由道路上行驶的车辆将路面自然压实。
It is widely used in hydraulic excavators, vibratory road roller and other Construction Machinery.
它广泛用于液压挖掘机，振动式压路机和其它工程机械。
A road roller is used in making and repairing roads.
压路机是用来修筑道路的。
A road roller is used in making and repairing roads.
压路机是用来修筑道路的。
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