An Exploration of the Irrational Nature of the Natural Exponent e

Aiyang Jiang

Vol. 3, No. 5, pp. 1-7, 2021 May 20, 2021

Research Progress of Nitrogen on Greenhouse Vegetable Cultivation

Xiaoxiao Shu

Vol. 3, No. 5, pp. 8-10, 2021 May 20, 2021

Privacy Protection Scheme Based on Time Disturbance and Ring Signcryption

Baoyi Wang, Tianxiao Hu

Vol. 3, No. 5, pp. 11-19, 2021 May 20, 2021

H& Control of Container Yard's Supply Chain System

Yuankang Gao

Vol. 3, No. 5, pp. 20-27, 2021 May 20, 2021

The Cloud Classroom System Based on Wechat Applet

Guang Zheng

Vol. 3, No. 5, pp. 28-33, 2021 May 20, 2021

Study on the Connotation and Development Status of Sponge City Construction

Yulu Wei, Shenglan Ye

Vol. 3, No. 5, pp. 34-38, 2021 May 20, 2021

BP Load Forecasting Algorithm Based on Improved Simulated Annealing Algorithm

Weihua Pan, Wenjie Wang

Vol. 3, No. 5, pp. 39-48, 2021 May 20, 2021

Explore the Current Situation and Optimization Urban Gas Transmission and Distribution Pipe Network

Xinyuan An

Vol. 3, No. 5, pp. 49-53, 2021 May 20, 2021

A Lightweight, Dynamic Anonymous User Identity Authentication and Session Key Negotiation Scheme for V2G Networks

Shaomin Zhang, Zhenzhen Du, Baoyi Wang

Vol. 3, No. 5, pp. 54-65, 2021 May 20, 2021

Implication of Grain Size Analysis Method in Pedo-geology

Biao Peng, Luyao Wang

Vol. 3, No. 5, pp. 66-69, 2021 May 20, 2021

Research on Improvement of Bacterial Foraging Algorithm

Weihua Pan, Zhenkui Zhao

Vol. 3, No. 5, pp. 70-79, 2021 May 20, 2021

Development and Application of Fly Ash-based Geopolymer

Luyao Wang, Biao Peng

Vol. 3, No. 5, pp. 80-82, 2021 May 20, 2021

Development of Digital Engraving Machine Control System

Ruiqi Tu, Lin Wang, Yuxin He

Vol. 3, No. 5, pp. 83-95, 2021 May 20, 2021

Research on Configuration Path of Incentive Factors of Science and Technology Talents: A QCA Analysis

Hao Dong, Jing Wei, Jie Cheng

Vol. 3, No. 5, pp. 96-109, 2021 May 20, 2021

How to Do A Good Job of Website User Experience to "Tiger Tiger" Website as An Example

Dejia Zhang

Vol. 3, No. 5, pp. 110-115, 2021 May 20, 2021

Selection of Particle-size Analysis Methods in Soil Science

Biao Peng, Siqi Liu

Vol. 3, No. 5, pp. 116-120, 2021 May 20, 2021

Bill Information Recognition System based on Deep Learning

Shiji Zheng, Jiahao Xie

Vol. 3, No. 5, pp. 121-124, 2021 May 20, 2021