求翻译：脉冲核桃壳过滤器采用了一个全黑色核桃壳的深床结构，该结构具有出色的吸附和过滤特性，并且磨损弹性性能也很出色。过滤器的深核桃壳床体（66英寸，168厘米）具有很好的废水处理能力，过滤行程更长，吞吐效率更高。是什么意思？

Pulse of walnut shell filter using a deep bed of black walnut shell structure with outstanding adsorption and filter properties of the structure and elastic properties of wear is also very good. Deep walnut shell filter beds (66 inches, 168 cm) with good waste-water treatment capacity, filter run longer, higher throughput efficiency.