Natural exposing tests in humid tropics atmosphere environment and accelerated ageing tests for 210 coat test samples of domestic automotives are carried out.

 
  • 對國產(chǎn)汽車(chē)所用210種涂層試樣進(jìn)行了濕熱帶大氣環(huán)境自然曝曬試驗及人工加速老化試驗。
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