埋め込みの説明
@1@ : SIA，STD
@2@ : ACCEPT，DISPLAY，MERGE，SORT，WRITE
例題
[C9004.cob] 000001 @OPTIONS FLAGSW(STDM) 000002 IDENTIFICATION DIVISION. 000003 PROGRAM-ID. C9004. 000004 ENVIRONMENT DIVISION. 000005 CONFIGURATION SECTION. 000006 SPECIAL-NAMES. 000007 SYSIN IS NYURYOKU. 000008 DATA DIVISION. 000009 WORKING-STORAGE SECTION. 000010 01 REC01 PIC X(80). 000011 PROCEDURE DIVISION. 000012 P-START. 000013 ACCEPT REC01 FROM NYURYOKU. 000014 STOP RUN.
C9004.cob 13: JMN9004I-W (STD)ACCEPT文中の呼び名は共通範囲外です．処理を続行します．
