How normalized column names are replaced with variables

[#1]

//新增周標準化
weekEMC_HF_C_12_0=Data Table( "周_EMC_HF_C_12um" )<=(n items(weekEMC_HF_C_12_0)-5),j--,
insert into(weekEMC_HF_C_12,weekEMC_HF_C_12_0[j])
);
TRY(Local( {old dt = Current Data Table()},Current Data Table( Data Table( "周_EMC_HF_C_12um" ) );
 For Each( {col, index},weekEMC_HF_C_12,
  col << Set Property("Spec Limits",{LSL( 0.72 ), Show Limits( 0 )}));
 Current Data Table( old dt );
););

weekEMC_HF_C_12 = {"2022W40", "2022W38", "2022W29", "2022W28", "2022W27", "2022W26"};

unable to execute

TRY(Local( {old dt = Current Data Table()},Current Data Table( Data Table( "周_EMC_HF_C_12um" ) );
 For Each( {col, index},weekEMC_HF_C_12,
  col << Set Property("Spec Limits",{LSL( 0.72 ), Show Limits( 0 )}));
 Current Data Table( old dt );
););

how to modify {:"2022W38"n,:"2022W40"n,:"2022W41"n}Display method