机构:

“NOEL”是“No Observed Effect Level”的缩写，意思是“未

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“NONS”是“Notification Of New Substance Regulations

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“NOS”是“Network Operating System”的缩写，意思是“网

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“NPRM”是“Notice of Proposed Rule Making”的缩写，意

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“NRC”是“National Research Council”的缩写，意思是“国

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“NRC”是“Nuclear Regulatory Commission”的缩写，意思

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“NRSP”是“National Research Support Project”的缩写，

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“NSF”是“National Science Foundation”的缩写，意思是“

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“NSR”是“Non-Significant Risk”的缩写，意思是“非重大

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“NTP”是“National Toxicology Program”的缩写，意思是“

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