就在50年前，一个名不见经传的法医学家罗伯特·布洛根斯坦因发明了酒精测定计，使得人们可以通过呼出的气体迅速分析血液中的酒精含量。
JUST over 50 yearsago Robert Borkenstein, then a little-known forensic scientist, invented thebreathalyser, allowing instant analysis of alcohol levels in the blood from asample of breath.
详述了比色法测定葡萄酒酒精度的原理和方法，试验了该方法的准确度和精确度，证明该方法测定结果可靠，为葡萄酒酒精度的测定提供了一种新的方法。
The principle and method of alcohol analysis with colorimetry in wine were described. Its accuracy was studied in this paper. It's a new reliable method of alcohol analysis in wine.
详述了比色法测定葡萄酒酒精度的原理和方法，试验了该方法的准确度和精确度，证明该方法测定结果可靠，为葡萄酒酒精度的测定提供了一种新的方法。
The principle and method of alcohol analysis with colorimetry in wine were described. Its accuracy was studied in this paper. It's a new reliable method of alcohol analysis in wine.
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