The hidden danger of electronic commerce had two aspects which were external and internal factor, hence, it should prevent and guide from the layer of technology and management.

电子商务安全隐患的存在表现为外在因素和内在因素两个方面，为此，必须从技术层面和管理层面加以防范和引导。

youdao

A class of process neural network model with two hidden-layer based on expansion of basis function is brought forward.

提出一类基于基函数展开的双隐层过程神经元网络模型。

youdao