From beginning of " boiling sea water to make salt " , it experienced the history of over 2 , 000 years 从春秋时期“煮海为盐”始，历经两千多年，海丰镇盐业由兴盛到衰落，直至新中国成立后重新复苏。
In ancient times the rich used jade or gold chopsticks to display their wealth . many kings and emperors used silver chopsticks to see if their food was poisoned 筷子起源于中国，现在许多亚洲国家都使用它。第一批筷子是骨头或玉制成的。在春秋时期出现了铜制和铁制的筷子。
The competitive intelligence ( ci ) is a process about the monitor of competition environment and market presentiment , the analysis of rivals and the competition strategy making 中国是竞争情报的故乡，被国际上誉为“情报之父”的孙子就是我国春秋时期著名的军事家和战略家。
The correspondences reflect the fusion of confucianism and taoism while the difference shows the evolution of academic character from the western zhou dynasty to the spring and autumn period 两者的相同之处，反映了春秋时期儒道两家思想的融合；不同之处，反映了同西周到春秋学术个性的变迁。
This paper can be divided into 6 parts : part 1 : the detection of the siwa culture and the history of research . in this part , the author main introduces the findings and studying on siwa 对寺洼文化的流向也作了初步探讨,指出寺洼文化晚期到春秋时期有向西南方向的四川、云南等地传播的可能。
Among them , the most simple part is the historical books which takes the narrative history and imperial mandates as its heart . the majority of these chapters might be done by a person at a certain time , or be done according to the historical records about zhou dynasty . the book on politics , the book on military strategy and tactics , the book on propriety were completed by later generations layer by layer , there are raw materials and also contain the supplementary writings of the spring and autumn and the warring states , even the interpretation of people in han dynasty 其中有西周完成的，有根据西周材料在春秋时期写成的，也有根据春秋时写成的文献再度增补发挥的，还有根据史实在战国后期改编的。因而，这部书中的文献，体现了先秦文献形成过程和先秦至汉代书籍内容的一般特点。当然，它也有与众不同之处：它是各种类型文献的杂纂，内容非一家之言，而是经子兼备，它可能是“周公传书”与“太公传书”的整合。
