国际象棋中,兵的升变问题是很复杂、很有趣的。按照棋规,兵进到底格可以升变为除王以外的任何棋子(当然,不可不变)。既然在所有的兵种中,威力最大的是后,那何必还考虑升为其他子的问题呢?一律升做后不是更好吗?其实不然,由于国际象棋里有憋死和的规定,而且有的弱子尽管实力不如后,但总有其独具的行棋特点,(例如,马的攻守能力和行棋特点就 In chess, the issue of the rise of soldiers is very complicated and interesting. In accordance with the rules of the game, soldiers into the bottom grid can be changed to any other than the king chess pieces (of course, immutable). Since all branches of the military are the most powerful ones, why should they still consider the issue of becoming other children? Is it better to be promoted all at once? In actual fact, because of the suffocating rules in chess and Although the strength of the weak child after strength, but there are always unique chess characteristics (for example, the offensive and defensive ability of horses and chess characteristics