歌德巴赫猜想 验证：2000以内的正偶数都能够分解为两个素数之和(即验证歌德巴赫猜想对2000以内的正偶数成立)。-Goldbach conjecture verification: positive even less than 2000 can be broken down into two prime numbers and (that verify the Goldbach conjecture positive even within established 2000).