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The development of the plastics for rotational molding rotational molding machines and technics was reviewed.
综述回转成型塑料、设备与工艺的研究进展。
youdao
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The development of the plastics for rotational molding rotational molding machines and technics was reviewed.
综述回转成型塑料、设备与工艺的研究进展。
youdao