当你发现脑中出现消极思想或是不确定思想并意识到自己要做出改变时，请先别担心积极思想随着时间变迁会被改变。
When you notice a negative or non-affirming thought in your head consciously decide to change it. Do not worry if at first you do not believe your new positive thought as overtime that will change.
随着经典误差理论向现代误差理论变迁，人们逐渐接受采用测量不确定度来表示测量结果的可靠性程度。
So with the transition from classical error theory to modern error theory, people gradually accept that the reliability standard of the result of measurement is expressed by measurement uncertainty.
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