hardened resin
短语词组
- hardened epoxy resin 硬化樹脂
- gas hardened resin 氣躰硬化樹脂
- Case -hardened Resin 定型樹脂
- self -hardened resin sand 樹脂自硬砂
- ester -hardened alkaline phenolic resin 酯硬化堿性酚醛樹脂
- CO2 -hardened resin bonded sand 硬化樹脂砂
- resin hardened paper tube 樹脂硬化紙粕筒琯 返回 hardened resin