unidimensional

A market is often stratified and unidimensional, and many such stratified unidimensional markets put together make a multi dimensional market.(市场存在分层的平面市场现象，分层平面市场叠加形成立体市场。)

This article adopts unidimensional optimization method to optimize the design, and optimum parameter can be attained.(筒尺寸进行优化设计，确定其最佳工艺参数。)

Some constructs might be unidimensional while others might tap to a number of distinct facets.(有些构造可能是单维的，而另一些则可能发掘到不同层面的数目。)

As numerous complex factors that influence poverty and environmental degradation existed, so poverty-environmental linkages cannot be reduced to simple unidimensional cause-effect relationships.(由于有许多复杂的因素在它们之间发挥着作用，所以，贫困与环境的联系不能被简单认定为一维的因果关系。)

Conclusion multidimensional IRT is more appropriate than unidimensional IRT for the analysis and evaluation of multidimensional and short scale.(结论多维irt更适合于条目数较少的多维量表的分析和评价。)