词汇	notch specimen
释义	notch specimen 缺口试样
随便看	job control communication job control facility job control file job control information job control IO buffering job control I/O buffering job control job id job control language job-control language job control language generation job control languagejcl job control language, JCL job control language preprocessor job-control languages job control language simplification job control language statement job controller job control macro job control macro-order job control message job control message output job control number job control procedure job control processor job control program