- Industry: Library & information science
- Number of terms: 152252
- Number of blossaries: 0
- Company Profile:
The National Library of Medicine (NLM), on the campus of the National Institutes of Health in Bethesda, Maryland, is the world's largest medical library. The Library collects materials and provides information and research services in all areas of biomedicine and health care.
曝光介质中的浓度在每个度量的时间间隔乘以该时间间隔和除以总时间的观察。注意： 为职业暴露的八个小时的工作转变常用的平均时间。
Industry:Biology; Chemistry
Tempo necessário para a quantidade de uma substância numa formulação para diminuir, por qualquer motivo, pela metade (50%).
Industry:Biology; Chemistry
在指定的百分比的接触的人群已达个别关键器官浓度的关键器官中物质的浓度。
注： 百分比由 PCC 10 指示的 10%，50%的 PCC 50 （类似于使用术语一半） 等。
Industry:Biology; Chemistry
Utvidelsen av luft passasjer gjennom bronchi av lungene.
Industry:Biology; Chemistry
RNA mensageiro total expresso em uma célula ou tecido em um determinado ponto no tempo.
Industry:Biology; Chemistry
