This paper analyzes the mathematic principle of ECC and its security, and puts forward the advantages of ECC arithmetic in digital signature domain.

文章对ECC算法的数学原理、安全性能进行了分析，指出了ECC算法在数字签名领域应用的优点。

youdao

In this paper, the mathematic model of nitrogen type hydraulic impactor is established based on its working principle.

针对氮爆式液压破碎锤工作原理，建立了液压锤的数学模型。

youdao

The basic mathematic model of the output of hydraulic piston concrete pump was described in terms of its working principle, the influence on real-time pumping efficiency was analyzed.

首先根据液压活塞式混凝土泵的工作原理，阐述了混凝土泵排量的基本数学模型，指出模型中的实时泵送效率是解决问题的关键。

youdao