英 [ɪˌfektjʊˈælətɪ]
有效性
power to be effective; the quality of being able to bring about an effect
同义词： effectiveness / effectivity / effectualness
(协议、文件等)有法律效力的，有约束力的，有效的，生效的
... 有效性 = validity 有效的状态 = effectuality 有效的状态 = efficaciousness ...
实效性
The captioned paper argues that in the "Two Courses" teaching, there exists a real lack of effectuality, despite the misconception of an unreal lack of effectuality.
本文认为“两课”教学方面既存在“假缺乏”实效性的误解，更存在“真缺乏”实效性的现实。
Applying CFD to simulate the fluid field of a inlet port in a kind of 385 diesel engine, and with 3d analog computing as well, we analyze these results and prove its effectuality.
本文利用CFD技术对某型号385柴油机的进气道流场进行了三维模拟计算，并对结果进行了分析，验证了其有效性。
This review attempts to discuss the effectuality of surface plastic deformation strengthening treatment and the role of main influential factors for different original microstructure of steels.
综述了几种原始组织的材料表面形变强化的有效性，讨论了三个主要因素的作用和相互关系。