coreless casting无: not have; there is not; be w ...型芯: core的: 4次方是 The fourth power of 2 i ...铸件: foundry goods; foundry; cast ...有型芯的铸件: cored casting下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:无型芯的铸件，即可在微信中查询翻译
