短语词组短語resin n mortar 詩灰漿acetone resin emulsion mortar 丙乳砂漿resin cement mortar 樹脂水泥砂漿resin -based mortar 樹脂基灰漿resin mortar core 樹脂膠泥芯unsaturated polyester resin mortar 不飽和聚酯樹脂砂漿epoxy resin mortar 環氧樹脂砂漿 返回 resin mortar