机构:

“KOS”是“Knowledge Organization System”的缩写，意思

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“LACF”是“Low-Acid Canned Food”的缩写，意思是“低酸罐

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“LAF”是“Laminar Air Flow”的缩写，意思是“层流气流”

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“LAN”是“Local Area Network”的缩写，意思是“局域网”

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“LanguAL”是“Langua Alimentaria (Language of Foods)

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“LATS”是“License Application Tracking System”的缩

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“LD”是“Lethal Dose”的缩写，意思是“致死剂量”

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“LD50”是“Lethal Dose where 50% of the population

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“LERN”是“Library Electronic Reference Network”的缩

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“LES”是“Leave and Earnings Statement”的缩写，意思是

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