这种交换标准是建立在绝对和相对信号强度基础上的，其性能指标即平均交换量和平均交换延迟。
The handoff criteria are based on absolute and relative signal strengths. The performance criteria are the average number of handoffs and the average handoff delay.
衡量国债规模的指标体系主要有两大类，即绝对量指标体系和相对量指标体系。
There are mainly two types of index systems for measuring the scale of national debt, ie the absolute index system and the relative index system.
根据感病损失量方程，病情很轻时损失甚微，经相对误差限法分析，将病情指数26定为该病的发生指标。
The developmental threshold was fixed at 26 of disease index based on the relative error margin analysis.
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