The life-expectancy of filter media

The life-expectancy of filter media vary within wide time limits.

Results (Chinese Traditional) 1:

過濾介質的壽命在廣泛的時間範圍內會發生變化。

Results (Chinese Traditional) 2:

過濾介質的預期壽命在寬時間範圍內變化。

Results (Chinese Traditional) 3:

濾波器介質的壽命在很寬的時間範圍內變化。