Results 1 to 10 of about 24,118 (260)
EVALUATION ON ONLINE LEARNING RESOURCES BASED ON CUSTOMER SATISFACTION [PDF]
In recent years, lifelong education has become widespread in the public, contributing to explosive development of modern distance education. Meanwhile, distance learners have gradually had more and higher demands for online learning resources.
Victor Wong
doaj +1 more source
Development and utilization of renewable energy is an effective way to deal with global warming. In this context, integrated electricity–heat–gas energy system (IEHGES) provides a new way for the efficient use of renewable energy.
Peng Li +9 more
doaj +1 more source
Electric power emergency drill evaluation based on factor analysis [PDF]
This paper explores an evaluation method to evaluate the performance of participants in electric power emergency drill, expounds various important activities in electric power emergency drill, and summarizes the general mode of emergency drill.
Sun Xiaoguang +4 more
doaj +1 more source
In this paper, a new method for fault diagnosability research based on information geometry is proposed. The problem of the diagnosability evaluation of dynamic system faults is transformed into a distance calculation problem on a manifold.
Ruotong Qu, Bin Jiang, Yuehua Cheng
doaj +1 more source
Analyzing Service Quality Evaluation Indexes of Rural Last Mile Delivery Using FCE and ISM Approach
The advent of e-commerce has led to a rapid acceleration of rural logistics development in China. To enhance green and sustainable development of rural logistics, it is necessary to improve the service quality of the rural last mile delivery and analyze ...
Xiaohong Jiang +2 more
doaj +1 more source
Evaluation Indexes of Poplar Sawdust and Alfalfa Grass Forming Pellets
An experimental study was conducted to obtain the degree and pattern of influence of the interaction of various test factors on the evaluation indexes of biomass-forming pellets and the optimal combination of test parameters.
Xuehong De +6 more
doaj +2 more sources
Construction of Ecological Performance Evaluation Index for Rural Construction [PDF]
The construction of ecological performance evaluation index system of beautiful rural construction aims to promote the benign and high-quality development of rural ecological construction with the evaluation of rural ecological performance, and ...
Zhao Yang, Li Binghua
doaj +1 more source
Numerical Study on Optimal Scheme of the Geothermally Heated Bridge Deck System
Ground source deicing system application in bridge decks is an alternative to salt use, which reduces corrosion and extends the deck service life. Herein, a preliminary parametric numerical analysis is performed to investigate the effects of several ...
Weidong Lyu +3 more
doaj +1 more source
Establishment of a quality evaluation system of sweet potato starch using multivariate statistics
BackgroundThe quality of starch greatly affects the quality of processed products. There are many indexes for quality evaluation of starch. Currently, amylose content is considered the chief index in the quality evaluation of sweet potato starch, which ...
Chen Ma +8 more
doaj +1 more source
A Survey on Robust Video Watermarking Algorithms for Copyright Protection
With the development and popularization of the Internet and the rise of various live broadcast platforms, digital videos have penetrated into all aspects of people’s life. At the same time, all kinds of pirated videos are also flooding the Internet,
Xiaoyan Yu, Chengyou Wang, Xiao Zhou
doaj +1 more source

