الإنجليزية - الإنجليزية
تعريف bei في الإنجليزية الإنجليزية القاموس.
- Often used abbreviation for backscatter electron image
- Biological Exposure Index, the maximum recommended value of a substance in blood, urine or exhaled air, recommended by the ACGIH (see Understanding Toxic Substances)
- Barratt Edwards, the creators of the ULTRABAC backup product
- enc "with, beside" [commitative postposition] IE *-bhi // Etr pi