MDC只对那些包括维列的查询有好处。
MDC will only benefit those queries that include dimension columns.
本文就含有序变量的三维列联表的几种情况作了讨论。
Certain cases in the use of three-dimensional contingency table with ordered variables are discussed in this paper.
采用表面发射半导体激光器,可制作单片集成的二维列阵。
A monolithic integrated two-dimensional array can be manufactured by using surface-emitting semiconductor lasers.
应用推荐