hardened resin
短语词组
- hardened epoxy resin 硬化树脂
- gas hardened resin 气体硬化树脂
- Case -hardened Resin 定型树脂
- self -hardened resin sand 树脂自硬砂
- ester -hardened alkaline phenolic resin 酯硬化碱性酚醛树脂
- CO2 -hardened resin bonded sand 硬化树脂砂
- resin hardened paper tube 树脂硬化纸粕筒管 返回 hardened resin