About HAYASHI TAKASHI
About 横河電機
About IKEDA SATORU
About 横河電機
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About 横河電機
About ISHINAKA HIDEYUKI
About 横河電機
About control equipment
About Linux
About operating system
About usability
About cost
About computer system development
About realtime operating system
About product introduction
About Total Cost of Ownership
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About Electric control equipment
About ユーザビリティ
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