English Dictionary

z-average

noun

A weighted average where the value for each component is weighted by the square of its mass or volume.

The z-average of the particle size distribution is 100 nm.

意味（1）

A weighted average where the value for each component is weighted by the square of its mass or volume.

When proper measurements are made, the parameters of the size distribution most often obtained -- the inverse z-average moments -- are not the usually reported parameters of a size distribution.