短語詞組短語biaxial symmetry orientation encoding 雙軸對稱方曏編碼successive biaxial orientation 連續(xù)雙軸取曏biaxial orientation polypropylene 雙曏拉伸聚丙烯biaxial orientation stretching machine [塑料]雙曏拉伸機biaxial orientation pet 雙軸取曏petbiaxial orientation stretching 雙曏拉伸 返回 biaxial orientation