基本解釋[化學(xué)]夾層模塑詞組短語(yǔ)短語(yǔ)sandwich moulding detail 夾心注塑injection moulding for sandwich part 夾芯注射成型sandwich moulding更多詞組專(zhuān)業(yè)釋義化學(xué)夾層模塑