One unit of alcohol is equal to half a pint of normal strength beer, one small glass of wine, or a single pub measure of spirit.
一个酒精单位等于半品脱啤酒的正常实力，一小杯葡萄酒，或单一的精神酒吧措施。
2
To reduce the acoustic target strength of submarines and other underwater objects, a single layer of glass fibrous reinforced composites (GFRP) was replaced by a sandwich of the material.