三中三计算公式6个数简介：Every time Jianlu entered the fortress, it was winter, the canal was frozen, and there was no precaution in advance, so closing the locks was of no use, but this time it can play a little role.
Every time Jianlu entered the fortress, it was winter, the canal was frozen, and there was no precaution in advance, so closing the locks was of no use, but this time it can play a little role.
