investment casting熔: melt; fuse; smelt模: mould; pattern; matrix铸件: foundry goods; foundry; cast ...碱液清洗(熔模铸件)浸碱: caustic dip铝合金熔模铸件技术规范: standard specification for aluminum-alloy investment castings下载手机词典可随时随地查词查翻译