VDA的翻译

An investigation is carried out on the problem involved in 4D variational data assimilation ( VDA) with constraint conditions based on a finite-element shallow-water equation model.

考察了具约束条件的四维变分资料同化问题，首先引入解决该类问题的一般理论与方法，然后用有限元浅水模式对具高频重力波约束条件的四维变分同化问题进行数值试验。

Separating segments in a "semidynamic" manner, VDA is programmed with basic rules and with understanding of some protocols.

VDA以半动态的方式把段分开，用基本规则和对某些协议的理解对VDA编程。

It is a parallel system and load balancing affects its performance mostly, but VDA is heterogeneous.

虚拟盘阵系统是一种并行系统，负载平衡对其性能影响非常大；