... advantages: 3.1 Efficient and energy-saving engine limit power regulating system supplies strong power.3.2 ... Construction Elevators(multi-speed, stepless-speed), Concrete Mixers (rotary-drum-type, double-horizontal-shaft), Concrete Batchers, Concrete Mixing ... oil-burning, gas-burning, coal-burning), Stabilized SoilMixing Plants, Rotary Drilling Rigs... ( function(){ var aBigImageSrc = [ 'http://i01. ...