求翻译：对于以检测为主要目标的房间，一般要求采用消声设计，在本工程中的消声采用海绵尖劈作消声处理，海棉尖劈既美观、易清洁且具有较好的吸声效果房间内总的吸声量（A，单位：sabine）计算如下是什么意思？

For testing as the main target of the room, General requirements with the muffler design, noise elimination using sponge wedges in this project for noise treatment, sponge wedges are both beautiful and easy to clean and has good sound-absorbing effect of the room with a total volume of sound absorption of (a, unit: Sabine) is calculated as follows