Double skin,夹层(锻铸件外层瑕疵),同义词,英汉翻译,英汉例句-找单词

Double skin

1)Double skin,夹层(锻铸件外层瑕疵)2)sand hopper,夹砂(铸疵)3)slag inclusion,夹渣(铸疵)4)double layers of castings,双层铸件5)sandwich component,夹层构件6)draw,外缩(铸疵)