1.

What is the accuracy of scanning laser gauge for objects of 10-50 mm diameter?

A. ±0.15 μm
B. ±0.25 μm
C. ±0.35 μm
D. ±0.45 μm
Answer» C. ¬¨¬®¬¨¬±0.35 ‚âà√≠¬¨‚à´m


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