This paper analyzes the security of electronic mail, designs an application scheme based on triple des and elliptic curve cryptography.

针对电子邮件在传输过程中存在的安全问题，提出了一种基于三重des和椭圆曲线密码体制的解决方案。

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On the basis of blade airfoil curve fitted with triple spline function and the practical process, a kind of program design method is offered to display the section of WECS blades and its structure.

根据风力机叶片设计的实际过程，在三次参数样条曲线拟合叶片翼型曲线的基础上，提出了一种在计算机上能立体显示叶片截面及其结构的程序设计方法。

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This paper gives the general description of the definition of curve, curved surface and triple integrals, and derives a theorem on simplified integration by using their symmetry property.

本文给出了线、面、体积分定义的一般描述，并导出了利用对称性简化积分计算的定理。

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These bonds are priced on top of the 30 year triple-A curve at a yield of 4.40%.

FORBES: Euro-Spat, Manufacturing Weakness Boost Bonds' Allure