tbl.Filter = "库存数量 > 0.1 and (产品ID Like " & txt & " Or 缺省供应商 Like " & txt & " Or 销售产品ID Like " & txt & " Or 产品图号 Like " & txt & " Or 图纸PDF Like " & txt & " Or 产品图号 Like " & txt & " Or 产品名称 Like " & txt & " Or 产品材料 Like " & txt & " Or 产品规格 Like " & txt & ")"