laser screed equipment 1.Adopt electric ... AlternatorDrive systemElectric servo systemLaser control systemLaser transmitter,Laser ReceiverWheels33.5*25.4(cm)Tire711mm standard ... automatic control systems of computer control technology,laser measurement,control technology,servo drive technology,electronic ... compaction effect compared with the portable vibrating screed and drum-type leveling machine.6.Reduce ...