英语词汇“select /omit level specifications”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	select /omit level specifications
释义	select /omit level specifications /38, data description specifications coded on the lines following the last key field specification.These specifications are permitted only in a logical file.；在IBM System/38中,编写在最后关键字段说明之后的数据描述规范说明。这些说明仅允许在逻辑文件中.
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