257. How is the teeth and the minimum width designed in the machines? a) teeth is tapered and minimum width is across the medium b) teeth is sharpened and minimum width occurs across the air gap c) teeth is widened and minimum width occurs across the air gap d) teeth is reduced and minimum width occurs across the medium
257. How is the teeth and the minimum width designed in the machines? a) teeth is tapered and minimum width is across the medium b) teeth is sharpened and minimum width occurs across the air gap c) teeth is widened and minimum width occurs across the air gap d) teeth is reduced and minimum width occurs across the medium
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