human health levels of concern (LOC)如何翻译?

human health levels of concern (LOC)如何翻译? department of health&human services 英语翻译Technical regulations are essential in modern society.They are adopted to protect human and animal life and health; to ensure that products offered to the consumer meet the necessary levels of quality,purity,technical efficiency and adequ levels health is a basic human need department of health and human services是什么意思 human human human human human Human 美国HHS(Health and Human Services)中有个Debarring Official应该怎么翻译? What do you think is the greastest health risk to human beings?英语作文 英语翻译Decibels,abbreviated dB,are a logarithmic unit for expressing sound power and sound pressure levels.A-weighting this unit,referred to asdBA,adjusts the low and high frequency levels to more closely approximate the human ear’s response t health sea levels __high levels of radiation can lead to serious health breakdown.A.exposing to B.being exposed toC.to expose to D.exposed to