To research the approach of predicting composites fatigue life, the cumulative fatigue damage of fi-ber-reinforced plastic laminates(FRP) was investigated, and
Under dense urban fading environment, performance of joint multi-path parameter estimation method based on traditional point signal model degrades seriously.In
A new type of nano test system was introduced, the test principle and the indentation data analysis method were described. It was used to test the micro mechani