let t_grid = .... //创建的表格对象
var records = t_grid.getStore().getRange();
var selectModel = t_grid.getSelectionModel();
for(let i=0;i<records.length;i++) {
let record = records[i];
//件数
let tCoilQTY = record.get('CoilQTY');
if(tCoilQTY > 0){
selectModel.select(record,true);
}else {
selectModel.deselect(record);
}
}