Song y d yang y zhou y k rong 100 institute rd

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Unformatted text preview: 0, 0 300, 0 0.306 0, 80 0, 0 300, 0 0.293 0, 80 0, 0 300, 0 0.290 0, 80 0, 0 300, 0 0.287 0, 80 0, 0 300, 0 0.284 0, 80 0, 0 300, 0 0.280 0.2851 mean 0.0059 std. deviation 3.11 3.12 3.13 3.14 3.15 3.16 160, 80 155, 80 150, 80 145, 80 140, 80 135, 80 260, 80 265, 80 270, 80 275, 80 280, 80 285, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 0, 80 When the distance between the holes is higher than half of the distance between 2 locators on the X axis, if we use the barycentre method the average value of probability decreases of 2.13% and the standard deviation increases of 0.86%. In this case if we apply the maximum distance method, we obtain a reduction of the probability of about 0.13, while the standard deviation increases of 0.16%. barycentre. Position Deviation of a Holes Pattern 209 Figure 3. 4-hole plates 3.4 Four-holes pattern: case 4 Three 4-holes pattern were considered, as shown in Figure 3. The optimal position of the locators is obtained by following the same consideratio...
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This note was uploaded on 08/03/2010 for the course DD 1234 taught by Professor Zczxc during the Spring '10 term at Magnolia Bible.

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