1975年考古研究所在河南省安阳西北发掘了一座殷代墓葬。这座墓葬距今约有3,200年(属商代后期,为公元前1300～1100年),出土文物甚多。这里谈谈出土食器——铜鼎内的果核。出土的果核(题图)坚硬,呈栗黑色,扁卵圆形,长约1厘米,宽7毫米,厚5.5毫米,两端尖,表面遍布蜂窝状孔穴,背腹缝线明显隆起,背脊两侧各有1—2条 In 1975, the Institute of Archeology unearthed a tombs of Yin Dynasty in northwest of Anyang, Henan Province. This tomb dating back about 3,200 years (the late Shang Dynasty, 1300 to 1100 BC), many unearthed relics. Here to talk about the unearthed food - copper tripod in the kernel. Unearthed fruit nucleus (problem map) hard, chestnut black, flat oval, about 1 cm long, 7 mm wide, 5.5 mm thick, both ends of the tip, the surface throughout the honeycomb-shaped cavities, dorsal conspicuously raised, 1-2 on each side