短语词组短语Fine sand Green Mould 细砂湿模造型resin -coated sand shell mould 覆膜砂壳型sand mould casting 砂型铸造;砂型铸件Sand mould adhesive 砂型粘结剂Resin Bonded Sand Mould 树脂砂型open sand mould 明浇砂型resin sand mould 树脂自硬砂sand mould cast 砂铸 返回 sand mould