Potentially, those filters serve as a policy enforcement layer where the message is first checked from the security and Quality of Service (QoS) standpoints, and then is queued for processing.

这些筛选器可能作为策略强制层，消息首先在这里经过安全和服务质量(QoS)检查，然后排队等待处理。

youdao

Top management should use the quality policy as a means of leading the organization toward improvement of its performance.

最高管理者应当将质量方针作为领导组织进行业绩改进的一种手段。

youdao

Since the company was founded in the spirit of "quality first, the development innovation," the quality policy as a basis, take the "customer first, integrity-based" as our tenet.

公司创办以来本着“质量第一、开拓创新”的质量方针为根本，以“用户至上、诚信为本”为宗旨。

youdao