Je was op zoek naar: current limit value (Engels - Japans)

threshold limit values
有害物質許容濃度

the limit value represents the total amount of space allowed for this user 's total mailbox usage.
returns an array of integer values pertaining to the specified user mailbox. all values contain a key based upon the resource name, and a corresponding array with the usage and limit values within.

\<emph\>classes\</emph\> represents the array of the limit values.
\<emph\>クラス\</emph\> とは、限界値の行列です。