- 取样数量 qǔyàngshùliàng sample sizethe number of observations or data points in a sample; sample size (statistics)
- 空气取样 kōngqìqǔyàng air samplingThe process of collecting samples of air for testing or analysis
- 空气取样器 kōngqìqǔyàngqì air samplerdevice used to collect samples of air for testing or analysis