The WASA 4pi multidetector system, aimed at investigating light meson production in light ion collisions and eta meson rare decays at the CELSIUS storage ring in Uppsala is presented. A detailed description of the design, together with the anticipated and achieved performance parameters are given.

翻译：ASA 4pi 多元探测器系统旨在调查在乌普萨拉CELSIUS贮存环的光离相撞和eta meson稀有衰减情况下的光光线光线光线光子生产情况,其中详细说明了设计以及预期和已实现的性能参数。