Art
J-GLOBAL ID:201602013270746219   Reference number:58A0004631

Now,old machines waste two billion a year.

現在旧式機械群が年に20億ドルを空費
Author (1):
Material:
Volume: 102  Issue: 26  Page: 98-99  Publication year: 1958 
JST Material Number: A0382A  Document type: Article
Country of issue: United States (USA) 
JST classification (3):
JST classification
Category name(code) classified by JST.

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