Sony also failed to encrypt some of the personal details of its customers-an elementary error for a company that prides itself on its technological prowess.

在加密其用户个人资料方面索尼也是失败的——对于一个标榜其技术实力的公司而言，这是一个基本的失误。

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The vibration frequency of box gird is usually calculated by the elementary beam theory, but it will lead to a large error because of the existence of shear lag effect and shear deformation.

由于剪力滞效应及剪切变形的存在，箱梁的弯曲振动频率按照初等梁理论计算往往存在较大的误差。

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Also the error analysis of elementary functions, such as trigonometric and square root functions for fixed point computing, is given.

给出了定点计算三角函数、开平方等初等函数的误差分析，并对该算法进行了改进，使计算精度达到火控总体的要求。

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