一种可燃性液体，化学式为C2H 5cho，用于塑料和橡胶化工品的生产。
A flammable liquid, C2H 5cho, used in the manufacture of plastics and rubber chemicals.
如：冲压机床，磨床，印刷机械，橡胶化工机械，中央空调，电梯控制，运动系统。
Such as: machinery, central authority air-conditioning, lift control, motion stamping the machine tool, the grinder, printing machinery, rubber chemical industry are systematic.
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