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1.(满分14分)一个奖杯的三视图如右图所示.图中标出的长度单位是毫米,请你求出这个奖杯的体积,精确到1立方厘米.并画出直观图.
1. (out of 14 points) A three-view of a trophy is shown on the right. The unit of length marked in the figure is millimeters. Please find out the volume of this trophy to the nearest 1 cubic centimeter.