Monolithic construction design, easy installation, examination and repair, shorter stopproduct time, smaller filter element, less abrasion failure and longevity of service.
一体式设计，安装检修方便，减少停产时间；缩短过滤元件，减少磨损破漏，延长使用寿命；
DPF failure symptoms mainly include filter body blocking due to scorification, and filtering function failure due to burnout or hardening crack, as shown in Figure 7.
DPF失效形式主要包括烧融而堵塞过滤体、烧漏、烧裂而导致过滤功能失效如图7所示。
In view of that filter is an effective measure to protect earth rockfill DAMS from seepage failure, the filter is provided on the basis of the property of protected material and the filter criteria.
鉴于反滤层是防止土石坝渗透破坏的有效措施，设置反滤层的依据是被保护料的性质和滤层准则。
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