微粉石墨 1. The ammunition security is greatly improved when 1%micro-powder graphiteis added into the trinary formulation. 在三元配方中加入1%微粉石墨,可大大提高药剂的安全性。 5) Flake graphite 片状石墨 1. Combining with the results of implant test,the conclusion that the main reason of dropping...