短語詞組短語rotational l casting 廻轉(zhuǎn)澆注rotational casting technique 鏇轉(zhuǎn)投射技術(shù)centrifugal and rotational casting 離心轉(zhuǎn)動澆鑄rotational casting without mould 無模鏇轉(zhuǎn)澆注 返回 rotational casting