The length, in bytes (i. e. , columns ), of a logical and physical record in a logical record length formatted file.
逻辑记录长度格式档案中每个逻辑与实体记录长度，以字节（即字段）为单位。
The length, in bytes (i. e. , columns ), of a logical and physical record in a logical record length formatted file.
逻辑记录长度格式档案中每个逻辑与实体记录长度，以字节（即字段）为单位。
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