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mining techniques 1700s australia grinding wheel

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Feb 11, 2019018332Figure 1 shows the grinding cutting principle of a disc wheel, where d s is the disc diameter, v s is the grinding cutting speed, v f is the feed speed, h m is the average comprehensive grinding depth of singlegrit, l c is the contact arc length, θ is the grinding angle, l a is the workpiece length, and l b is the workpiece width..


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