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| source data automation (指以机械可读形式收集原始数据，一般的媒体有磁带 (magnetic tape)、打卡片 (punched card)、穿孔带 (punched tape)) | |||
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| source data automation | |||
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| source data automation (指以机械可读形式收集原始数据，一般的媒体有磁带 (magnetic tape)、打卡片 (punched card)、穿孔带 (punched tape)) | |||
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| source data automation | |||