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吸气剂
例句
DEFINITIVE EXAMPLES 权威例句
〔getter〕
A material added in small amounts during a chemical or metallurgical process to absorb impurities.
吸气剂
:以少量加入化学或冶金过程中用来吸收杂质的物质
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更新时间:2026/9/2 1:12:24