... urea plastic moulding compound 压制脲醛塑料... urea plastics 脲醛塑料... urea resin 脲醛树脂...
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urea formaldehyde plastics 脲醛塑料 ; 脲甲醛塑料
urea-formaldehyde plastics 脲醛塑料
Plastics industry - All kinds of plastic molding particles made from phenol, urea, melamine, and epoxy.
塑料工业中的苯酚、尿素、密胺、环氧树脂等各种塑料成型的颗粒。
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Plastics industry — All kinds of plastic molding particles made from phenol, urea, melamine, and epoxy.
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