Now showing items 1-20 of 110

    • 秸秆还田结合氮肥减施对东北黑土细菌真菌多样性影响 

      Wang, Junkai (БНТУ, 2022)
      Straw return to the soil and chemical fertilizer application reduction and efficiency increase are so important that we analyzed the bacterial and fungal diversity under different straw return and chemical fertilizer treatments. The results between microbial diversity and soil physicochemical properties will provide a basis for the conservation of black soil and farmland management ...
      2023-01-24
    • 毛发宏扫描全息分析系统 

      Ren, Xinyu (БНТУ, 2022)
      The existing disease diagnosis techniques are more or less harmful to the human body, so a simple and non-invasive disease screening technology is urgently needed. This paper introduces a hair scanning technique for the diagnosis of diseases.
      2023-01-24
    • Human physical activity recognition system 

      Zhao, Di; Tang, Yi (БНТУ, 2022)
      Human activity recognition (HAR) is a technique that somehow senses the human activities, analyzes the relevant information, and identifies the corresponding behaviors mode. This text introduces a kind of human physical activity recognition system based on frequency features.
      2023-01-24
    • Исследование влияния нефти на химический состав и молекулярную структуру корней и листьев растений 

      Силие, Куэнка Алехандро Рафаэль; Фёдорцев, Р. В. (БНТУ, 2022)
      The influence of oil on the molecular structure and chemical composition of the leaves of several plants through the root system during their growth was analyzed. The results of the experiments showed structural changes and leaf color after 1.5 months.
      2023-01-24
    • Сравнение адсорбционных свойств активированных углей, полученных из различных растительных материалов методом термохимической активации, с промышленным образцом марки ОУ-А 

      Ли, Мэнвэй (БНТУ, 2022)
      The adsorption properties of activated carbons prepared by thermochemical synthesis were compared and analysed with those of industrial activated carbons. The comparison of the adsorption capacity of the samples on the conventional substance-markers shows that the mesoporous activated carbon prepared by the thermochemical synthesis method has better adsorption performance than ...
      2023-01-24
    • Review of ferrite radar absorbing metamaterials 

      Xinran, Yu (БНТУ, 2022)
      Ferrite absorbing metamaterials designed with metamaterial structures can effectively broaden the absorption bandwidth of electromagnetic waves. The current mainstream approach is to compound ferrite with other materials to produce ferrite absorbing metamaterials with better performance.
      2023-01-24
    • 番石榴多糖的制备及其改善溃疡性结肠炎作用探索 

      Xu, Kaibo (БНТУ, 2022)
      Ulcerative colitis (UC) is a chronic non-specific intestinal disease, which has the characteristics of long course and easy recurrence. In recent years, more and more attention has been paid to the role of plant polysaccharides in the prevention and treatment of ulcerative colitis. Therefore, in this study, pectinase and papain were added to the extraction of guava, and the ...
      2023-01-24
    • Enzyme farming – bringing green and safety to farmland 

      Sun, Pengshu; Wang, Qin; Wang, Yading; Zhao, Zixiang; Wang, Yuan (БНТУ, 2022)
      Garbage enzymes rationally using of waste from fruits and vegetables are rich in nutritionally active substances and microbial groups and positively affect the growth of agricultural crops. In this project, by studying the effect of different classes of garbage enzymes on plant growth at different concentrations, and study on molecular biological mechanism will provide sufficient ...
      2023-01-24
    • 21 世纪海上丝绸之路”建设面临的挑战与对策 

      Ge, Chengrong (БНТУ, 2022)
      In the 21st century, the change of the international marine strategic situation provides both opportunities and challenges for China's strategy of building a powerful marine country. Against this background, China has implemented the strategy of the “21st Century Maritime Silk Road”. Focuses on the analysis of the achievements and challenges of China's “21st Century Maritime Silk ...
      2023-01-24
    • 将视频多模态情感分析运用在临床抑郁检测中 

      He, RunHai; Zhang, HengRui (БНТУ, 2022)
      The current clinical diagnosis of depression in the medical community relies on selfrating scales and physician interviews, but this approach is limited by the expertise of clinicians and the uneven distribution of medical resources. This paper proposes the use of video multimodal techniques in clinical diagnosis, aiming to improve the efficiency and accuracy of depression detection ...
      2023-01-24
    • The operational efficiency of China's economic energy sector from the perspective of marginal analysis 

      Huang, Yiyan (БНТУ, 2022)
      The article presents the trends in the development of China's energy construction and analyzes the reasons for significant technological advances in this field of activity. Based on marginal analysis, the efficiency and sustainability of the functioning of China's energy field is shown.
      2023-01-24
    • 仿鲨鱼皮吸波超材料 

      Hua, Yuchen (БНТУ, 2022)
      In this paper, a radar absorbing metamaterial structure is designed, which consists of an upper layer of resistance film and a bottom layer of metal base plate, and the middle dielectric layer is omitted. The thickness of the resistance film is 100 nm, and the thickness of the metal plate is 1mm. The calculation results of CST Microwave Studio 2021 electromagnetic simulation ...
      2023-01-24
    • 基于电阻膜的雷达吸波超材料设计和宽频隐身研究 

      Fu, Yuanxiang (БНТУ, 2022)
      Resistive film is a class of films with resistive properties, which can be used in the manufacture of wave-absorbing metamaterials. The resistive film metamaterial absorber has the advantages of wide absorption frequency band and thin absorber thickness [1]. It has broad application prospects.
      2023-01-24
    • An automatic catchment and root irrigation device for desert trees 

      Lai, Qinghao; Yang, Zeying; Wu, Xinyang (БНТУ, 2022)
      Now, there are 36 million km2 of deserts on the planet, a quarter of the land area, and expanding by 60,000 km2 per year. To combat climate change and achieve the carbon peaking and carbon neutrality goals, China is engaged in afforestation. However, water scarcity, strong winds and shortcomings of current irrigation methods make afforestation a major challenge. Based on the ...
      2023-01-24
    • Modulation of IncRNA H19 enhances resveratrol‐inhibited cancer cell proliferation and migration by regulating endoplasmic reticulum stress 

      Zhang, Xinyue; Zhou, Kunpeng; Li, Yanlin (БНТУ, 2022)
      The phytoalexin resveratrol exhibits anti-tumour activity in many types of cancer. In this study, we showed that resveratrol suppressed the survival of gastric tumour cells both in vivo and in vitro. Resveratrol promoted apoptosis, autophagy and endoplasmic reticulum (ER) stress in a dosedependent manner. In conclusion, resveratrol inhibited cancer cell survival, while knockdown ...
      2023-01-24
    • Design and implementation of an intelligent circuit analyzer 

      Li, Guanguan; Zhou, Luxing (БНТУ, 2022)
      This paper designs a smart socket based on microcontroller and WIFI module. The socket can measure the voltage information and grounding of the connected circuit, display the measurement results and voice broadcast, and the user can also view the measurement results in real time through the cell phone APP, and design a transparent waterproof box for it to enhance its waterproof ...
      2023-01-24
    • 工业生态与节能——面向工业车间非均匀热环境营造的低碳空调系统 

      Jia, Pengcheng (БНТУ, 2022)
      The problem of indoor heat supply in industrial workshops in high latitude areas in winter is complex. The energy consumption of air conditioners used in most workshops is huge. In this paper, an innovative industrial low carbon air conditioning design based on the concept of “nonuniform thermal environment” is proposed. Through orthogonal experiment and three-level evaluation, ...
      2023-01-24
    • О применении ультразвукового воздействия при работе с вторичными материалами в дорожном строительстве 

      Хоу, Цян; Алексеев, Ю. Г.; Хоу, Дэхуа (БНТУ, 2022)
      The results of the analysis to determine the feasibility of developing technical solutions using ultrasonic exposure when working with asphalt granulate are presented. Ultrasonic action allows to increase the penetrating ability of regenerating additives and, as a result, to improve the quality of the asphalt concrete pavement.
      2023-01-24
    • Формирование светопоглощающих покрытий методом микродугового оксидирования 

      Алексеев, Ю. Г.; Паршуто, А. Э.; Янович, В. А.; Сенченко, Г. М. (БНТУ, 2022)
      Special requirements are imposed on light-absorbing coatings on products made of aluminum and titanium alloys: ensuring a given spectral reflection coefficient and brightness coefficient; ensuring mechanical strength, hardness and resistance to environmental influences, high adhesion of the coating to the base. In some cases, the coating also requires high resistance to ultraviolet ...
      2023-01-24
    • Получение эффективного удобрения из органических отходов животноводства и гидролизного лигнина 

      Мамаев, А. В.; Гриншпан, Д. Д. (БНТУ, 2022)
      A method is proposed for obtaining an effective fertilizer from organic animal waste – manure or dung – and hydrolytic lignin. The fertilizer is an odorless free-flowing powder, does not harm the environment and has a prolonged action. The prime cost of fertilizer is much less than the cost of imported analogues sold in our republic. In the production of fertilizer, only Belarusian ...
      2023-01-24