... h ardening carbon硬化碳 hardening filter硬化过滤器 hardening lens安全镜片儿 ...
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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。
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