Acidity material corrodes metallic airframe easily, once airframe is corroded can expand, go up coating thereby, bring about coating large area to fall off.

 
  • 酸性物质轻易腐蚀金属机体,机体一旦被腐蚀就会膨胀,从而把涂层涨开,导致涂层大面积脱落。
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