正常运行时间开始下降会降低到服务水平协议(SLA)上所规定的保证水平之下。

Uptime availability begins to slide down from the guaranteed level set forth in a service level agreement (SLA).

youdao

如果在一段规定时期之后不再保证正常运行时间有效性，那么将提供信用服务，以下情况除外。

Service of credits will be given if uptime availability is not guaranteed after a specified period of time with the following exceptions.

youdao