How to fetch a column in OLAP Cube and use it in VB.net application

What method has to be used in VB.net to fetch a column from OLAP Cube. for example if i want to fetch the SHORT_DESC from OLAP CUBE what method has to be used in VB.net

msprop:ComputedColumnExpression=”"PHABRK_CODE" + ‘#&@’ + "SHORT_DESC"”