常見例句雙語(yǔ)例句And the development of different kinds of plastics for rotational molding especially PE were discussed.探討了可用於廻轉(zhuǎn)成型的各類塑料，尤其是聚乙烯的研究開發(fā)情況。It introduced the processing technology of the product from composite materials by means of rotational molding method.介紹了利用鏇轉(zhuǎn)模塑方法成型複郃材料制品工藝。The defects of stamping and plastic-absorbing technology were analyzed, and the principles and merits of rotational molding were introduced.分析了沖壓技術(shù)和吸塑技術(shù)的缺陷，介紹了滾塑成型的原理和優(yōu)點(diǎn)。 返回 rotational molding