... 灵敏高度计 altimeter; sensitive 刚铝石燃烧船;刚玉燃烧船 alundum combustion boat 刚铝石坩埚;刚玉坩埚 alundum crucible ...
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... 灵敏高度计 altimeter; sensitive 刚铝石燃烧船;刚玉燃烧船 alundum combustion boat 刚铝石坩埚;刚玉坩埚 alundum crucible ...
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