An array of assignments of this type, in which each element is a two-element array that contains the high and low values to generate for the assignment.
该类型任务的数组，其中每个元素是一个两个元素的数组，该数组包含为任务生成的最高和最低分值。
2
The regmatch(re, text) function compares the regular expression to the text, yielding either Null for no matches or an array of pairs of integers (a two-element array).
Taking two-element equalizer as a link model, taking nonlinear least square method as optimum mode, selection problem of initial parameters in multiple node equalizer links is solved.