说明
One click download available here. https://www.dropbox.com/s/jbkwfmhdx57scwb/Discrete.zip?dl=0EIA 0402, METRIC 1005EIA 0603, METRIC 1608EIA 0805, METRIC 2012EIA 1008, METRIC 2520EIA 1210, METRIC 3225EIA 1806, METRIC 4509EIA 1706, METRIC 4516EIA 1812, METRIC 4532EIA 2220, METRIC