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1. |
The_triple-_threaded_screw_is_made_to_rotate_10_revolutions_for_this_the_screw_advances_to_90_mm._What_is_the_pitch_of_screw? |
A. | 4.5 mm |
B. | 9 mm |
C. | 1 mm |
D. | 3 mm |
Answer» E. | |