一、前言日本I.B.M公司藤泽工厂从事制造电子计算机附属设备。为实现工厂的方针目标,各生产线都在认真地处理业务。生产线操作者已达1000人以上(比上年增加50%),生产线业务处理已处于非常重要的地位。近年来,软件(以下简称S/W)的质量提高得非常快,然而,在S/W输入作业 I. INTRODUCTION Japanese I.B.M Corporation Fujisawa Plant is engaged in the manufacture of electronic computer accessories. In order to achieve the factory’s policy objectives, each production line is seriously handling the business. The number of operators in the production line has reached more than 1,000 (a 50% increase over the previous year), and the processing of production lines has been in a very important position. In recent years, the quality of software (hereinafter referred to as S/W) has increased very quickly, however, inputting jobs at S/W