求翻译：从会计等式产生到21世纪今天，会计等式已有上百年历史，在此期间，世界经济发生天翻地覆的变化，随着知识经济时代到了，财务会计确认范围也不断的扩大，“纯粹”的历史成本模式已无法客观,公允地反映出被计量对象的现时价值。因此现行会计等式的理论缺陷表现在：是什么意思？

Generated from the accounting equation to the 21st century today , the accounting equation has been a century of history , during which the world economy has undergone tremendous changes , with the era of knowledge economy to financial accounting recognition scope has been expanded , "pure"

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The equality produces from accountant to the 21st century today, accountant the equality had hundred years history, the world economics have the earth-shaking change, arrived along with the knowledge economy time, financial inventory accounting confirmed scope also unceasing expansion, “purely” the

From the accounting equation produced by 21st century today, the accounting equation has a history for hundreds of years, during this period, changes in the world economy turned upside down, with the era arrived, financial accounting has widened the scope, "pure" the historical cost model impossible

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