7ANTLER M. Survey of contact fretting in electrical con- nectors[ J] . IEEE Transactions on Components , Hy-brids and Manufacturing Technology, 1 9 8 5, 8 ( 1 ) : 87--104.
8Strandberg H, Johansson L G. Some aspects of the at- mospheric corrosion of copper in the presence of sodium chloride [ J ]. Journal of Electrochemistry Society, 1998, 145 (4): 1093-1100.