Acregmax and acregmin-specifies the upper and lower limit for the file attribute cache time out value.

acregmax和acregmin—指定文件属性缓存超时值的上限和下限。

youdao

Acdirmax and acdirmin-specifies the upper and lower limit for the directory attribute cache time out value.

acdirmax和acdirmin—指定目录属性缓存超时值的上限和下限。

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These steps are bounded—the value won't go above the upper limit set by the program or below the lower limit.

每一步都是有界的，数值不会超过程序设置的最上限，也不会低于程序设定的最下限。

youdao

The amount by which the value of a coin could vary had an upper and lower limit.

ECONOMIST: The lessons of sound money from 1,000 years' experience

The value of the lifetime limit of lower rate capital gains will erode over time - will it be indexed in some way?

BBC: Tax changes offer partial relief