relative desity

 
  • 相对密度

relative desity的用法和样例:

例句

  1. The analysis indicates that micropacking silica fume works to the density and relative density of RPC, and its pozzolanic effect helps the strength of RPC.
    硅灰的微填充效应有利于提高活性粉末混凝土的密度和相对密度,而火山灰效应有利于提高其强度。
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