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1. |
*/*_If the permissible compressive stress for a concrete in bending is C kg/m², the modular ratio is? |
A. | 2800/C |
B. | 2300/2C |
C. | 2800/3C |
D. | 2800/C² |
Answer» D. 2800/C¬¨‚â§ | |