张家山汉简《算数书》研究二题

Two Items of Research into Suanshushu in Zhangjiashan Bamboo Slips of Han Dynasty

对张家山汉简《算数书》中的两个问题进行研究。一是《算数书》中出现了一种汉代食品"挐脂"。"挐脂"应是粥的一种,是用米、猪脂、水熬成的粥。"挐脂"易于消化,营养丰富,应是汉代的养老食品,或许说明汉代统治者对养老的重视。二是通过研究《算数书》中的相关材料,发现制作竹简时,选择竹子的官方标准是:竹子直径八寸以上的部分,长度要达到六尺以上,低于这一标准的竹子不能被用来制作竹简。

Two problems of Suanshushu in Zhangjiashan Bamboo Slips of Han Dynasty are discussed. Firstly, there appeared a food named ^Ruzhi” in Suanshushu of Han Dynasty. It should be a kind of porridge, which was made from rice, lard and water. It was digestible and nutritious, and should be the food for theaged, which might show that the rulers of Han Dynasty paid attention to the pby the study of the related material in Suanshushu, it was found that the official standard of choosing bamboo for making bamboo slips was that the bamboo with the diameter of over 8 cui should be no less than six chi in length, otherwise, the bamboo couldn’t be used as the making material.