Comment concaténer des chaînes entre des guillemets simples dans SQL server 2005?

erreur de syntaxe au BCHF_VOU_NUM +' '+ BCHF_VOU_DTE

set @m_sql =  'Select distinct BCHF_VOU_NUM, BCHF_VOU_DTE, BCHF_E_AMT, NACD_DES, 
(BCHF_VOU_NUM +' '+ BCHF_VOU_DTE +' '+BCHF_E_AMT +' '+NACD_DES) as name,
dbo.E_DOC_NUM_2_CHEQUE_NO(BCHF_E_DOC_NUM) FROM ' + @ParaCoCode + '..BCH' + @ParaBatchNo  +   ' abc inner join v_AnalysisCode on BCHF_E_ANA_CDE1 = ANACode inner join  
Project_TR_TP_COM_Test.dbo.FlexAccount zz ON zz.CurrentAccountID = (Select 
CurrentAccountID from Batch where'
InformationsquelleAutor Jo0o0 | 2011-02-10