求翻译：甲醛是一种重要的有机原料，主要用于塑料工业（如制酚醛树脂、脲醛塑料—电玉）、合成纤维（如合成维尼纶—聚乙烯醇缩甲醛）、皮革工业、医药、染料等。是什么意思？

Formaldehyde is an important organic raw material, mainly used in the plastics industry (such as manufacturing phenolic resins, urea-formaldehyde plastic - electric Jade), synthetic fibers (such as synthetic vinylon - PVF), leather industry, medicine, dyes, etc. .

Formaldehyde is an important organic raw materials, mainly used in plastic industries (such as phenolic resin, urethane plastic - Electric Yuk), synthetic fibers (such as synthetic vinylon - polyvinyl deflation formaldehyde), leather industry, medicine, dyes, and so on.

The formaldehyde is one important organic raw material, mainly uses in the plastic industry (for example system phenolics, urea-formaldehyde plastics - plastics), the synthetic fiber (for example synthesis vinylon - polyvinyl formal), the leather industry, the medicine, the dye and so on.

Formaldehyde is a kind of important organic raw materials, mainly for the plastics industry (such as phenol-formaldehyde resin, urea-formaldehyde plastics-Jade), synthetic fiber (such as the synthesis of vinyl-polyvinyl), leather industry, medicine, dyestuff and so on.

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