英语词汇“up-level”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	up-level
释义	up-levelBNC²³⁶²¹³⁺¹ 基本例句高位准 Fire- extinguishing system with semi- Liquid lower-level jet foam has both at the same time the advantages of low-level and up-level jet foam systems. 半液下泡沫灭火系统同时兼有液下、液上喷射泡沫灭火系统的优点。 cnki
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