bubble device margin

例句：

1. 1. The bubble device is used to detect the presence of gases in the sample.
   气泡装置用于检测样本中气体的存在。
2. 2. The margin of the bubble device is critical for accurate measurement.
   气泡装置的边际对于准确的测量至关重要。
3. 3. The manufacturer claims that the bubble device has a margin of error of±0.5%.
   制造商声称，气泡装置的误差范围为±0.5%。