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1. |
The value of Kutter‚Äö√Ñ√∂‚à ö√ë‚à ö¬•s coefficient for cast iron is$ |
A. | 0.02 |
B. | 0.012 |
C. | 0.12 |
D. | 0.13 |
Answer» C. 0.12 | |