parametric
adjective uk/ˌpær.əˈmet.rɪk/ us/ˌper.əˈmet.rɪk/
参数的，参量的
relating to the parameters of something (= a set of facts or a fixed limit that establishes or limits how something can or must happen or be done)
There is a finite number of parametric variations. 参数变化是有限的。