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ʯӢɰ



 

ʯӢɰ,ʯӢɰ   ,ϴʯӢɰ     

      ˮ ʯӢɰҹĿǰʹ 㷺һϣ˫˳صĻϡʯӢɰȻʯӢ ʯ顢ɸѡˮϴӹɣʶΡʡܶȴ󣬻еǿȸߡǿʹڳŵ㡣ˮ  CJ/T43 - 2005׼

ʯӢɰ

% 4  % 3.5
g/cm3 2.55 % 96
ĥ % 0.7 ϶ % 43
% 0.8 g/cm3 1.75

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