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11th April 1947, Page 41
11th April 1947
Page 41
Page 41, 11th April 1947
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A Model Maintenance System

T HE keenest interest is always shown in the articles of this series which deal with schemes and methods of maintenance. That subject vies with costing in its claim for the......

Compression Ratio And Thermal. Efficiency

I T is generally appreciated that the compression ratio of an internalcombustion engine has a direct bearing on thermal efficiency, but what is not so frequently realized is......