最合理的倍投方案是什么简介：After the drought in Henan, the next areas to suffer severe drought are Shanxi, Hebei and the Gyeonggi region. And the drought caused the plague. In 1643, the seventeenth year of Chongzhen's reign, we were at this juncture.
After the drought in Henan, the next areas to suffer severe drought are Shanxi, Hebei and the Gyeonggi region. And the drought caused the plague. In 1643, the seventeenth year of Chongzhen's reign, we were at this juncture.
