A siliconized nonporous layer on copper alloy may be obtained by efficient siliconizing in powder mixtures.
介绍了铜合金在渗剂粉末中高效渗硅，获得无孔的渗硅层。
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The 47-year-old French photographer makes his own kites using siliconized nylon and carbon sticks, and ties his image equipment in a small cradle dangling from the kite.