国际会议作报告英语演讲.ppt

Properties of rapid construction materials for soil pavement of field airfield,Author: ,1,Presentation,University,2,Contents,Background,Working,Conclusion,Innovation,Contents,3,Why,Meaning,Situation,Airfield,Railway,Rescue,Network,Background,4,Meaning,Situation,Fast,Validity,Convenient,Why,Aim,Background,5,U.S Army: Reaching to anywhere in 96 hours,They can support C-17 in 16 days,Background,Meaning,Why,Situation,6,Main Work,Materials,Scheme,Mechanical,Water-stable,Working,7,Materials,Scheme,Mechanical,Water-stable,2 soils,1 sand,3 powders,4 fibers,Working,Different kind, different amount, with and without sand,8,Scheme,Mechanical,Water-stable,Materials,Powder control,Fiber control,Other factors,Specific scheme,Other factors,Fiber control,Specific scheme,Working,9,Compaction test,Compression strength,Materials,Scheme,Mechanical,Water-stable,Working,10,Splitting tension strength,direct shear test,Materials,Scheme,Mechanical,Water-stable,Working,11,CBR,rebound modulus,Materials,Scheme,Mechanical,Water-stable,Working,12,Scheme,Mechanical,Scouring test,penetrant test,Water-stable,Working,Materials,13,Cantabria test,Other tests,Working,Scheme,Mechanical,Water-stable,Materials,14,Innovation,Innovation,sand,experiments,test instrument,combination,fibers,test methods,powders,soil choosing,Innovation,15,THANK YO