- 数量级 shùliàngjí order of magnitude(math) A value used to measure or estimate the scale of a physical quantity, determined by the power of 10 when the number is expressed in scientific notation.
- 数量化 shùliànghuà to quantifyto quantify; quantification
- 数量词 shùliàngcí numeral-classifier compoundA word or phrase consisting of a number and a measure word
- 数量积 shùliàngjī scalar productthe scalar product of two vectors
- 数量分析 shùliàngfēnxī quantitative analysisscientific or statistical research methods that use numerical data and mathematical models to understand behaviors and patterns
- 使用数量 shǐyòngshùliàng usage amountthe amount, scale, or extent of use; usage
- 取样数量 qǔyàngshùliàng sample sizethe number of observations or data points in a sample; sample size (statistics)
- 代数量 dàishùliàng algebraic quantity