With the entry into l990s , in the transformation process of russia and east europe , financial functions begin to weaken , which is harmful to real economy in varied degrees 进入20世纪90年代以来，苏东诸国转型过程中出现金融功能退化现象，在不同程度上损害着实体经济。
Since 1980s the law of copyright has been amended frequently and the penalty for copyright violation is becoming increasingly serious in different countries of the world 特别进入20世纪80年代后，一些国家和地区对著作权法律修改频繁，不断加重对著作权犯罪的刑罚处罚。
Since the middle and end of the 90s in the 20th century , scm ( supply chain management ) is becoming an important approach to enhance the competitive ability of enterprises 进入20世纪90年代中后期，供应链管理( supplychainmanagement ， scm )逐渐成为增强企业竞争力的重要途径。
In the 20th century , delegated legislation has been acknowledged by most country of the world from theory to practice , and it has been developed into an important legislative system 进入20世纪后，授权立法更是从理论到实践都被多数国家所认同，已经发展成为一项重要的法律制度。
As an old way to solve the dispute among the people , arbitration is recorded in ancient greek era . but arbitration system get unprecedented developed after the human society enters the 20th century 仲裁,作为一种古老的民间纠纷解决方式,早在古希腊时代就有记载,但仲裁制度的蓬勃兴起则是在人类社会进入20世纪以后。
Since the beginning of 1990s , the institutional investors have become one of the main corporate governance mechanisms , just as market for corporate control in the previous period 进入20世纪90年代，机构投资者的监督成为继公司控制权市场之后一个重要的外部治理机制。机构投资者治理机制已成为公司治理研究中的一个重要分支课题。
Since the nineties of the twentieth century , high technology has developed rapidly in the world and brings us into the information society . the wide use of it has accelerated the development of internet economy 进入20世纪90年代，高科技浪潮席卷全球，人类迈入了全球信息化社会，信息技术的广泛应用，使网络经济得以迅速发展。
After 1990 , internet becomes the concept everybody knows . some words like internet period and digital existence turn into mode . it just takes a few years from the beginning of internet to now 人类社会进入20世纪90年代以后， “互联网”就成了最深入人心的概念，关于“互联网时代” 、 “数字化生存”等等名词逐渐成为人们的向往与追求。
From 1990 ’ s , the embedded system developed very quickly and expanded in more and more field with the push of the enlarging requirement of distributed control , digital communication and consume electronic 进入20世纪90年代以来,在分布控制、柔性制造、数字化通讯和数字化家电等巨大需求的牵引下,嵌入式系统迅速发展,应用领域进一步扩大。
Since 1980 , human ' s environmental awareness has been raised . and human has been trying their beat to reduce environmental impact of pollution . therefore , environmental education is a good way to do those above <中文摘要> =进入20世纪80年代以后，提高人们的环境意识，减少环境破坏被提到了议事日程，环境教育已成为一种合理的选择。
