fraction defective
基本解释
- 不合格率；废品率；不良率
英汉例句
- Improve existing products, fraction defective decrease more than 80% within one year.
改进现有产品，一年内质量不良率下降80%以上。 - Officials have pointed out that the number of defective Chinese exports is just a fraction of the total shipped each year.
有关官员指出，存在缺陷的产品在中国每年出口的所有产品中所占的比例微不足道。 - So it is considered that we should adopt the method of day-to-day sampling to heighten the representation of the testing moths to lot fraction defective.
在家蚕母蛾微粒子病抽样检查时，应采取逐日分层抽样方法，以提高送检样本对全批毒率的代表性。
双语例句
词组短语
- fraction -defective chart 微量不良率图
- critical fraction defective 临界不良率
- sample fraction defective 样本不良率
- quality fraction defective 质量不合格率
- Lot fraction defective 批不良率
短语
专业释义
- 不良率
- 不合格品率