Approximate　Formulae　for　Calculating　the　Deflection　on　the　Surface　of　Flexible　Pavement

摘要

ＡｐｐｒｏｘｉｍａｔｅＦｏｒｍｕｌａｅｆｏｒＣａｌｃｕｌａｔｉｎｇｔｈｅＤｅｆｌｅｃｔｉｏｎｏｎｔｈｅＳｕｒｆａｃｅｏｆＦｌｅｘｉｂｌｅＰａｖｅｍｅｎｔＨｕａｎｇＷｅｉ（黄卫）（ＴｒａｎｓｐｏｒｔａｔｉｏｎＣｏｌｅｇｅ，ＳｏｕｔｈｅａｓｔＵｎｉｖｅｒ...