breath analyzer meaning in Chinese

呼吸分析器
呼吸分析仪

Patented coin - operated alcohol breath analyzer for export to usa
研制酒精测试器,外销美国,并获得专利。
Determination of breath alcohol concentration - part 2 : specification of evidential breath analyzers
呼气酒精浓度测量.第2部分:证实呼气酒精测量仪的规范
Determination of the breath alcohol concentration - part 4 : testing of evidential breath analyzers by using calibration gas
呼气酒精浓度测量.第4部分:使用校验气体证实呼气酒精