Structure for table:            BUF_GL.DBF
Field   Field Name    	Type         Width Dec  	Description					
1         REF_NO		    	Character    15     		Ţ͡	
2	    GL_LINE			Numeric	3			¡ӴѺ ͡
3	    ACC_CODE		Character    15     		 ѧѭ	
4	    DIVI_ID			Character    15			     ()
5	    DEPART_ID		Character    15			 Ἱ ()
6	    PROJ_ID		Character    15			 ˹§ҹ  ()
7	    PERIOD_ID		Numeric	2			Ǵ ѭ
8	    TYPE			Character    1     		¡ 'S'= 'P'= 'D'=ѺԹ 'C'=Թ
9	    SOURCE_ID		Character    2     		شѭ	
10	    REF_DATE		DATE		 8			ѹ͡
11	    DR				Numeric	16     2		ӹǹԹ Debit
12       CR				Numeric	16     2		ӹǹԹ Credit
13	    REF_DESC		Character    160     		͸Ժ Сͺ͡
14	    EXT_FG			Character    1     		= 'Y'   ͸Ժ
15	    EXT				Character    40     		͸Ժ ()
