英语词汇“natural silica sand”的翻译、意思、用法、释义-英汉汉英词典

单词	natural silica sand
释义	natural silica sand天然硅砂natural silica sand天然矽砂材料科學名詞—金屬材料natural silica sand天然矽砂機械工程natural silica sand天然矽砂鑄造學
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