Stock Determination item table

Dear All,

how the configuration of stock determiantion item table is working and ralted to sap PM work orders

In that table special stock indicator,storage location ,priority indicator ,valuation type

how it can be working please tell me what is the sap 's idea for this configuration related to SAP PM

Spro path MM -stock detrmination -define strategies for stock determiantion

Please reply

Regards

Pratap