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1. |
How perpendicularity of drill head guide to the base plate is performed? |
A. | By placing the frame level with graduations from 0.03 to 0.05 mm/m on spindle table |
B. | By placing the frame level with graduations from 0.05 to 0.1 mm/m on guide column |
C. | By placing the frame level with graduations from 0.05 to 0.1 mm/m on spindle table |
D. | By placing the frame level with graduations from 0.03 to 0.05 mm/m on guide column |
Answer» E. | |