Administrator \u9644\u6ce8 general description of geometry \u672c\u9875\u5df2\u4f7f\u7528\u798f\u6615\u9605\u8bfb\u5668\u8fdb\u884c\u7f16\u8f91\u3002 \u798f\u6615\u8f6f\u4ef6(C)2005-2007\uff0c\u7248\u6743\u6240\u6709\uff0c \u4ec5\u4f9b\u8bd5\u7528\u3002\u0d00
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