The yellowing effect of E10 synthetic low acid value resin to paint film of nitrocellulose lacquer and to the original lacquer was studied.
研究了E10合成低酸值树脂对硝基漆漆膜及原漆黄变的影响。
The treated cylinder oil made of distillated oil from the 4th side line of vacuum tower has features of low acid value, light colour and good stability.
由减四线馏分油生产的精制型汽缸油料，具有酸值低、颜色浅及安定性好的特点。
The treated cylinder oil made of distillated oil from the 4th side line of vacuum tower has features of low acid value, light colour and good stability.
由减四线馏分油生产的精制型汽缸油料，具有酸值低、颜色浅及安定性好的特点。
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